A twisted serial killer is on the loose and only Terry and Gemma's coach tour knowledge can help police find the murderer.
| Name | Type | Role | |
|---|---|---|---|
| Jason Cook | Writer | ||
| Farrel Hegarty | Guest Star | Jemima | |
| Hannah Waddingham | Guest Star | Chief Inspector Shepherd | |
| Phil Cornwell | Guest Star | Tony | |
| Lee Mack | Guest Star | Willy Watkins | |
| Connie Walker | Guest Star | Jean | |
| Richard David-Caine | Guest Star | Tariq | |
| Jason Manford | Guest Star | Freddie | |
| Tom Bell | Guest Star | Barry | |
| George Fouracres | Guest Star | Forensic 2 | |
| Niall Ransome | Guest Star | Police 1 | |
| James Bradwell | Guest Star | Forensic | |
| James Gault | Guest Star | Craig | |
| Kiell Smith-Bynoe | Guest Star | Detective Marcus | |
| Jason Cook | Guest Star | Sgt. Dirk D. D. | |
| Ed Bye | Director |