All Seasons

Season 7

  • S07E01 Episode 1

    • January 7, 2014
    • RTÉ One

    Kathryn Thomas travels around the country to reveal the first three leaders, who were chosen from 20 people at an assessment and hears about the effects of obesity

  • S07E02 Episode 2

    • January 8, 2014
    • RTÉ One

    Kathryn Thomas reveals the next three leaders as the six participants undergo a full health check, and are set a test to analyse their overall fitness levels

  • S07E03 Episode 3

    • January 14, 2014
    • RTÉ One

    Kathryn Thomas checks in on the leaders on their first week, to see if the dramatic lifestyle changes they have made will be reflected in their first weigh-in

  • S07E04 Episode 4

    • January 15, 2014
    • RTÉ One

    Kathryn Thomas catches up with the next three leaders to see how they have adjusted to their first week of the plan, and looks at obesity and blood pressure

  • S07E05 Episode 5

    • January 21, 2014
    • RTÉ One

    The team catches up with the leaders at the start of week two, while a group of teachers from Galway takes part in the million step challenge

  • S07E06 Episode 6

    • January 22, 2014
    • RTÉ One

    Kathryn Thomas catches up with the other three leaders to find out about their life on the plan, before all six unite to face their second fitness challenge of the series

  • S07E07 Episode 7

    • January 28, 2014
    • RTÉ One

    The leaders are showing signs of struggle as they reach the midway point in the series, while the team looks at how Operation Transformation's Blood Pressure Day went

  • S07E08 Episode 8

    • January 29, 2014
    • RTÉ One

    Tonight we catch up with the other three leaders to see how their weight loss challenge is progressing

Season 8

  • S08E01 Episode 1

    • January 7, 2015
    • RTÉ One

    Presenter Kathryn Thomas returns to help more people try to lose weight and get fit with the help of health, fitness and diet experts.

  • S08E02 Episode 2

    • January 8, 2015
    • RTÉ One

  • S08E03 Episode 3

    • January 14, 2015
    • RTÉ One

    Dr Donal O'Shea travels to Finland to see how the people of North Karelia came together to transform the health of the country.

  • S08E04 Episode 4

    • January 15, 2015
    • RTÉ One

    The two remaining leaders hope their new regimen pays off on the scales, and the group members face their first team challenge.

  • S08E05 Episode 5

    • January 21, 2015
    • RTÉ One

    The strain is beginning to show for some of the leaders, and the new 'Fit at School, Fit Forever' campaign is launched.

  • S08E06 Episode 6

    • January 22, 2015
    • RTÉ One

    The leaders prepare themselves for their second challenge, and dietician Aoife Hearne discusses her experience of pregnancy and motherhood.

  • S08E07 Episode 7

    • January 28, 2015
    • RTÉ One

    The leaders try to push themselves, but it remains to be seen whether or not their hard work will pay off at the weigh-in.

  • S08E08 Episode 8

    • January 29, 2015
    • RTÉ One

    The halfway point nears as the week's final two leaders prepare to step on the scales, and Dr Ciara reveals her campaign to tackle childhood nutrition.

  • S08E09 Episode 9

    • February 4, 2015
    • RTÉ One

    Over half way there, the end goal is in sight for our five leaders but that also means the 5K run is getting closer. It’s time to up the ante! Fitness expert Karl Henry is expecting more than ever but will it pay off on the scales? Our first three leaders find out at the weigh-in.

  • S08E10 Episode 10

    • February 5, 2015
    • RTÉ One

    Nervous tension builds ahead of our second weigh-in of the week but that’s nothing compared to the terror our leaders face at this week’s challenge. Can they keep cool heads as the heat rises? The brave five will have to overcome some of their biggest fears to complete Dublin Fire Brigade’s latest drill. This week’s group, Gorey Cycling Club roll towards Saturday’s Family cycle day with association with Cycling Ireland.

  • S08E11 Episode 11

    • February 11, 2015
    • RTÉ One

    A look at how the leaders took to the saddle on 'family cycle day'. Watch the brand new series of \"Operation Transformation\" on RTÉ One on January 6th 2016.

  • S08E12 Episode 12

    • February 12, 2015
    • RTÉ One

    This week's top two leaders step on to the scales for a weigh-in.

  • S08E13 Episode 13

    • February 18, 2015
    • RTÉ One

    Very soon our leaders, will be ditching the lycras and donning their glad rags for our finale special but the pressure is still on as they prepare for their penultimate weigh-in and nerves run high with only one week to go until the Operation Transformation 5K run.

  • S08E14 Episode 14

    • February 19, 2015
    • RTÉ One

    With only one week left to go, the leaders face their final fitness test. Seven weeks after their original assessment, they are back in DCU, where Prof. Niall Moyna will be putting them through their paces. Before the excitement of finale week, Dr. Eddie helps the leaders reflect on how far they have come.

  • S08E15 Episode 15

    • February 25, 2015
    • RTÉ One

    It’s finally here, the culmination of 7 weeks of hard work for our leaders and their followers. The 5K runs kick off in the Phoenix Park, Dublin and Blarney Castle, Cork. Emotions run high as dreams come true and our leaders and 8000 followers cross the finish line.

  • S08E16 Episode 16

    • February 26, 2015
    • RTÉ One

    Tonight our leaders celebrate all they have achieved as they take to the catwalk for our finale show special. It’s their time to shine as they strut their stuff in front of family and friends and their final transformation is revealed. Final.

Season 9

  • S09E01 Episode 1

    • January 6, 2016
    • RTÉ One

    In the first episode of the new series, we meet the top twenty who undergo a vigorous day of assessment by our experts at Sportslink in Santry. The first two leaders who will lead the nation to a healthier future are unveiled and Operation Transformation's most ambitious campaign to date, the Million Pound Challenge, is launched by Prof Donal O'Shea and Mayor Mick Cornett on the Ray D'Arcy Show.

  • S09E02 Episode 2

    • January 7, 2016
    • RTÉ One

    In the second episode of the new series, the remaining three leaders are unveiled and there's a dramatic turn of events when Prof Niall Moyna puts the leaders through their fitness test at DCU.

  • S09E03 Episode 3

    • January 13, 2016
    • RTÉ One

    Our 5 leaders lead the nation at our first event of the series, the Operation Transformation Nationwide Walks take place in over 53 locations across the county. But will the leaders new regime pay off as the first 3 leaders step on the scales?

  • S09E04 Episode 4

    • January 14, 2016
    • RTÉ One

    One week in to the plan, our two remaining leaders hope the changes are working as they face the scales. We launch our brand new secondary school dance fitness campaign #itsyourmove. The Dublin Fire Brigade are back and the leaders face the first challenge of the series, which for some will mean overcoming their biggest fears.

  • S09E05 Episode 5

    • January 20, 2016
    • RTÉ One

    The journey towards the 5k has well and truly begun as the country gets behind our five leaders at our brand new parkrun 0-5k training event. The latest #ItsYourMove step is revealed when one school gets a surprise visit from a well-known past pupil.

  • S09E06 Episode 6

    • January 21, 2016
    • RTÉ One

    Two weeks in, we reveal how much the nation is losing for our Million Pound Challenge. Kathryn and Aoife investigate how healthy our children’s lunches really are and launch our Operation Healthy Lunchbox Competition. The leaders brace themselves for their second challenge under the watchful eye of the Dublin Fire Brigade. With no idea what’s in store, there’s only one thing for certain; it’s not going to be easy.

  • S09E07 Episode 7

    • January 27, 2016
    • RTÉ One

    As the half way mark draws closer, the first three leaders face the scales. Plus, a well known model reveals the latest move in the teenage dance fitness campaign £itsyourmove.

  • S09E08 Episode 8

    • January 28, 2016
    • RTÉ One

    At the half way mark of the series, we reveal how far we’ve come in the Operation Transformation Million Pound Challenge. The week's final two leaders prepare to face the scales-but three weeks into the plan, reaching targets is not easy.

  • S09E09 Episode 9

    • February 3, 2016
    • RTÉ One

    With less than three weeks to go to the 5k, the pressure is on for our leaders but will they get the results they are looking for as they step on the scales. This week we’re off to Co. Cork to reveal the fourth step of It’s Your Move.

  • S09E10 Episode 10

    • February 4, 2016
    • RTÉ One

    Over half way there, and things are heating up for our leaders as they face their toughest challenge yet under the watchful eye of Dublin Fire Brigade. But Operation Transformation isn’t all down to our leaders, we reveal what the country has achieved so far with the Million Pound Challenge.

  • S09E11 Episode 11

    • February 10, 2016
    • RTÉ One

    With just two weeks to go until the 5k run in the Phoenix Park, we catch up with our four leaders and see how they are getting on with their Operation Transformation food and fitness plan.

  • S09E12 Episode 12

    • February 11, 2016
    • RTÉ One

    The results of this week’s weigh-in are revealed for the remaining two leaders. Have they stayed on track? And all four face their latest challenge as Operation Transformation races toward the finale.

  • S09E13 Episode 13

    • February 17, 2016
    • RTÉ One

    With less than a week to go until the big 5k, the pressure is on for our leaders but they aren't alone, as OT followers across the country come out in force for our last 0-5k parkrun training session. In the culmination of It's Your Move, all five schools and their celebs mentors come together to record the official It's Your Move dance fitness video.

  • S09E14 Episode 14

    • February 18, 2016
    • RTÉ One

    Nerves run high as our leaders face their penultimate weigh-in before next week's grand finale. Nearing the end of their health and fitness programme, the team are back in DCU, where Professor Niall Moyna will be measure exactly how far they have come.

  • S09E15 Episode 15

    • February 24, 2016
    • RTÉ One

    It’s finally here, the culmination of 7 weeks of hard work for our leaders. Our biggest ever 5k event kicks off in the Phoenix Park, Dublin and at over 40 parkrun locations across the country. Emotions run high as dreams come true and our leaders and their followers cross the finish line.

  • S09E16 Episode 16

    • February 25, 2016
    • RTÉ One

  • S09E17 Episode 17

    • February 25, 2016
    • RTÉ One

Season 10

  • S10E01 Episode 1

    • January 4, 2017
    • RTÉ One

    In the first episode of the tenth series of the self-improvement show we meet 18 potential leaders who undergo a day of of physical and emotional assessment.

  • S10E02 Episode 2

    • January 5, 2017
    • RTÉ One

    In the second episode of the new series, Kathyrn Thomas reveals the final two leaders who are set to lead the nation.

  • S10E03 Episode 3

    • January 11, 2017
    • RTÉ One

    After the first week on the Operation Transformation food and fitness plan, three of the leaders face the scales to see if their hard work has paid off.

  • S10E04 Episode 4

    • January 12, 2017
    • RTÉ One

    After the first week on the Operation Transformation food and fitness plan, two more leaders face the scales, but will the panel of experts be happy with their efforts?

  • S10E05 Episode 5

    • January 18, 2017
    • RTÉ One

    The five leaders take their first steps to a five kilometre run. Plus, members of Parkrun take part in a national fitness event and a celebrity takes on Karl's ad break challenge.

  • S10E06 Episode 6

    • January 19, 2017
    • RTÉ One
  • S10E07 Episode 7

    • January 25, 2017
    • RTÉ One

    The leaders are half through their journey as they face the scales and the experts at the weigh-in.

  • S10E08 Episode 8

    • January 26, 2017
    • RTÉ One

    Two more leaders take to the scales at the halfway point of their food and fitness plan. Plus, the launch of a new exercise campaign involving the nation's primary school children.

  • S10E09 Episode 9

    • February 1, 2017
    • RTÉ One
  • S10E10 Episode 10

    • February 2, 2017
    • RTÉ One

    The final two leaders face the scales and also take on the penultimate challenge with the Dublin Fire Brigade, where they overcome their worst fears.

  • S10E11 Episode 11

    • February 8, 2017
    • RTÉ One

    The three first leaders face the scales at weigh-in, and Kathryn Thomas goes to visit another group of people over 65 to see how they are getting on with their transformations.

  • S10E12 Episode 12

    • February 9, 2017
    • RTÉ One

    After another week on the Operation Transformation food and fitness plan the final two Leaders face the scales at the weigh-in. The Leaders face their final challenge with the Dublin Fire Brigade, where they’re competing against some familiar faces. The primary school children of Ireland are getting ready for their 10@10. And another celebrity takes part in Karl’s Ad Break Challenge

  • S10E13 Episode 13

    • February 15, 2017
    • RTÉ One

    Three participants face the scales for their penultimate weigh-in. Plus, a look at a junior parkrun in Tralee, and how the groups across the country are getting on.

  • S10E14 Episode 14

    • February 16, 2017
    • RTÉ One

    The last two leaders face their penultimate weigh-in before all five leaders go back to Professor Niall Moyna to see if their fitness has improved over the past eight weeks.

  • S10E15 Episode 15

    • February 22, 2017
    • RTÉ One

    The leaders take part in a run at Phoenix Park along with 5000 others, before joining Kathryn Thomas at her home for a final dinner before the grand finale.

  • S10E16 Episode 16

    • February 23, 2017
    • RTÉ One

    In this full hour-long Finale, look back on Chris, Marie, Maireád, Seán and Yvonne's journeys and see the results of each of their transformations. The leaders go on the catwalk to show off how much they have changed in the past eight weeks and the Dublin Fire Brigade reveal who has impressed them the most. Presented by Kathryn Thomas. Last in the series.

Season 11

  • S11E01 Episode 1

    • January 9, 2018
    • RTÉ One

    Kathryn Thomas travels around the country to reveal the first three leaders in the annual weight loss contest, beginning at the Sport Ireland National Sports Campus in Dublin.

  • S11E02 Episode 2

    • January 10, 2018
    • RTÉ One

    Health and human performance professor Niall Moyna tests the leaders to find out whether their bad habits have had a negative impact on their health. Presented by Kathryn Thomas.

  • S11E03 Episode 3

    • January 16, 2018
    • RTÉ One

    Three of the leaders face the scales to see if their hard work has paid off, while the country steps into the new year with Nationwide Walks taking place in over 50 locations.

  • S11E04 Episode 4

    • January 17, 2018
    • RTÉ One

    After the first week on the food and fitness plan, two more leaders face the scales and Operation Transformation launches the campaign Ireland Lights Up with the GAA.

  • S11E05 Episode 5

    • January 23, 2018
    • RTÉ One
  • S11E06 Episode 6

    • January 24, 2018
    • RTÉ One

    Three weeks into the Operation Transformation food and fitness plan, some of the leaders are beginning to struggle.

  • S11E07 Episode 7

    • January 30, 2018
    • RTÉ One
  • S11E08 Episode 8

    • January 31, 2018
    • RTÉ One

    Three weeks into the plan, and some of the leaders are beginning to struggle. In the Live Better, Live Longer strand, Dr Eddie Murphy investigates the impact of stress.

  • S11E09 Episode 9

    • February 6, 2018
    • RTÉ One

    Kathryn Thomas helps to launch the search for the Operation Transformation Heroes, individuals who are making the healthy choice the easy for their communities across the country.

  • S11E10 Episode 10

    • February 7, 2018
    • RTÉ One

    After another week on the Operation Transformation food and fitness plan the final 2 Leaders face the scales at the weigh-in. The Leaders continue their group challenges with older people doing extraordinary things.

  • S11E11 Episode 11

    • February 13, 2018
    • RTÉ One

    After another week on the food and fitness plan, three first Leaders face the scales at the weigh-in. Cameras also reveal how the Operation Transformation Community Champions across the country are getting on, and another family steps up to Karl Henry's ad break challenge.

  • S11E12 Episode 12

    • February 14, 2018
    • RTÉ One

    After another week on the Operation Transformation food and fitness plan the final 2 Leaders face the scales at the weigh-in. The Leaders face their final challenge and go head to head with the Leaders from last year. Karl Henry looks at the issue of screen time for Ireland’s digital natives.

  • S11E13 Episode 13

    • February 21, 2018
    • RTÉ One

    In this week's hour-long special, the leaders continue their weight loss and reward themselves with some retail therapy.

  • S11E14 Episode 14

    • February 28, 2018
    • RTÉ One

    It is the day of five kilometre run in the Phoenix Park, and the five leaders are ready to take on the challenge of a lifetime with 5000 other walkers, joggers and runners.

  • S11E15 Episode 15

    • February 28, 2018
    • RTÉ One

    It’s the grand finale, presented by Kathryn Thomas. Our 5 Leaders take their transformations to the catwalk. After being on the Operation Transformation plan for 8 weeks, their health and fitness transformation has well and truly begun. We find out how far they’ve come in this short space of time. We also celebrate our Operation Transformation Heroes; individuals who are make the healthy choice the easy choice across the country.

Season 12

  • S12E01 Episode 1

    • January 9, 2019
    • RTÉ One

    For the first time, Operation Transformation is based in Balbriggan, north County Dublin as the five new leaders attempt to get the whole town moving.

  • S12E02 Episode 2

    • January 16, 2019
    • RTÉ One

  • S12E03 Episode 3

    • January 23, 2019
    • RTÉ One

  • S12E04 Episode 4

    • January 30, 2019
    • RTÉ One

    The leaders find out if they have managed to reach their weight loss targets.

  • S12E05 Episode 5

    • February 6, 2019
    • RTÉ One

    The leaders look back on the past week, and discover if they have met the weight loss targets set for them by the experts. An Taoiseach Leo Varadkar, Jake Carter, Mícheál Ó Muircheartaigh, Aengus Mac Grianna, Anna Geary, Claudia Carroll and Blathnaid Treacy also step on a special weighing scales designed to measure their metabolic age.

  • S12E06 Episode 6

    • February 13, 2019
    • RTÉ One

    Presenter Kathryn Thomas spearheads the nationwide campaign to get people moving by giving them the tools they need to complete a 5K run by the end of the series.

  • S12E07 Episode 7

    • February 20, 2019
    • RTÉ One

    Operation transformation continues its 12th season and this year the programme has undergone something of a transformation itself. We have a new base, a new medical expert, new challenges and as always 5 new leaders for everyone to follow.

  • S12E08 Episode 8

    • February 27, 2019
    • RTÉ One

    Kathryn Thomas presents the grand finale, which sees the leaders take to the catwalk to reveal how far they have come in the eight weeks since beginning the health and fitness programme.

Season 13

Season 15

Season 17

  • S17E01 Episode 1

    • January 3, 2024
    • RTÉ One

    Returning for a new season, Kathryn Thomas is joined by five guests from all over the country to take on a health and wellness plan with the aim of resetting and kick starting a new chapter in their lives. Kathryn guides each of these people each step of the way as they embark on their health journey

  • S17E02 Episode 2

    • January 10, 2024
    • RTÉ One

    The five leaders continue their health and wellness plans with the aim of resetting and starting new chapters in their lives. Presented by Kathryn Thomas

  • S17E03 Episode 3

    • January 17, 2024
    • RTÉ One

  • S17E04 Episode 4

    • January 24, 2024
    • RTÉ One

    Five brand new leaders from all over the country take on an ambitious health and wellness plan.

  • S17E05 Episode 5

    • January 31, 2024
    • RTÉ One

  • S17E06 Episode 6

    • February 8, 2024
    • RTÉ One

    Week 6 of operation transformation

  • S17E07 Episode 7

    • February 15, 2024
    • RTÉ One

    Week 7

  • S17E08 Episode 8

    • February 22, 2024
    • RTÉ One

    Week 8