Christopher | Anderson | Michael Anderson's grandfather. |
Michael | Anderson | Head of Vocal Studies. |
Charles | Barclay | Andrew's grandfather. |
Lois | Best | Zoe, Kim, and Liu's flatmate. |
Victor | Bisset | French police. |
Martin | Blackmore | Independent financial forensics analyst. |
Jean | Boivin | Business tycoon. |
Lucille | Boivin | Jean Boivin's daughter. |
Henri | Caron | Jean Boivin's business associate. |
Hannah | Docherty | Zoe's former tutor. |
Juliette | Dupuis | Jean Boivin's wife. |
Alice | Ellis | Michael Anderson's ex-wife. Aka: Alice Anderson. |
Andrew | Flowers | Zoe's boyfriend. |
Richard | Flowers | Andrew's father. |
Harry | Fowles | Andrew and Jai's flat mate. |
Alice | Hardy | Police Constable. |
Gregory | James | Detective Inspector, Manchester Police. |
Marcus | Lee | Former journalist. |
Sam | Limmond | Alex's ex-boyfriend. |
| Lipson | Flowers' family lawyer. |
Jai | Mahmood | Zoe's friend. |
Sarah | Manning | Former detective constable. |
John | Marber | Fire and Rescue Service Watch manager. |
Chloe | Matthews | The actor who played Zoe. |
Gary | Matthews | Eldest of the Matthews brothers. |
Anne | Moreau | Jacques' wife. |
Jacques | Moreau | Prison guard. |
Marie | Moreau | Jacques' mother. |
Janine | Morris | Ex-student experience officer. |
Emmy | Moss | Zoe's Angels alumna. |
Fintan | Murphy | Zoe's course mate and friend. |
Kimberly | Nolan | Zoe's twin sister. Aka: Kim. |
Robert | Nolan | Zoe's father. Aka: Rob. |
Sally | Nolan | Zoe's mother. |
Zoe | Nolan | The girl who went missing in 2011. |
Carys | Parry | Crimewatch former show producer. |
Ricky | Payne | Property developer. |
Elise | Pelletier | Foster care runaway. |
| Roberts | One of the constables. |
Dot | Sheldon | Cleaning lady. |
Liu | Wai | Zoe's flat mate and friend. |
Alex | Wilson | Zoe's flat mate. Aka: Al. |
Mrs. | Withers | Nanny in Surrey. |
Chihiro | | Kim's bonsai tree. |
Connor | | Fintan's flat mate. |
Élodie | | Andrew's ex-girlfriend. |
Gaz/Trev | | The boy from the indie disco warehouse. |
Keith | | Andrew's boss. |
Kevin | | One of Gary's brothers. Aka: Kev. |
Louisa | | Alice and Michael's daughter. |
Mike | | One of Gary's brothers. |
Patrick | | Fintan's father. |
Tariq | | Jai's friend. |
Vladimir | | Drug pusher. Aka: Vlad, Vlad the Inhaler. |