| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S04E01 | Sarah Warburton |
January 12, 2021
PBS
|
27 | |
| S04E02 | Malcolm Smith |
January 19, 2021
PBS
|
28 | |
| S04E03 | Rachel Beanland |
January 26, 2021
PBS
|
28 | |
| S04E04 | Jordan Thompson |
February 2, 2021
PBS
|
28 | |
| S04E05 | Pete Fanning |
February 9, 2021
PBS
|
27 | |
| S04E06 | Jane Fenton |
February 16, 2021
PBS
|
28 | |
| S04E07 | Charles Lytton |
February 23, 2021
PBS
|
27 | |
| S04E08 | Rita Sims Quillen |
March 2, 2021
PBS
|
28 | |
| S04E09 | Inglath Cooper |
March 9, 2021
PBS
|
28 | |
| S04E10 |
Don Reid
season finale
|
March 16, 2021
PBS
|
28 |
No artwork of this type.
No artwork of this type.
No artwork of this type.