| FW | Stacey | Carter | Disappeared during a Halloween party two years ago. |
| | Joanlyn | Brough | Vanished after completing her shift. |
| | Sue-Ann | Landers | One of the girls who went missing. |
| | Chuck | Andrews | The chief of police. |
| 1 | Viv | Pearce | Police detective. |
| | Clara | Miranova | Viv's colleague. |
| | Tom | Pratt | Police superintendent. |
| | Mike | Nash | Detective inspector. Viv and Clara's friend. |
| | Stella | Pearsons | Mike's lover. Deceased. |
| | Jack | Binns | Tom's friend and colleague. |
| | Lauren | Robbins | Mike's lover. |
| | David | | A special forces officer. |
| | Mrs. Joan | Kelly | The mother of the missing girl. |
| | Sarah | Kelly | Mrs. Kelly's missing daughter. |
| | Mandy | | Sarah's friend. |
| 2 | Tammy | | One of Sarah's friends. |
| | Terrence | | Joan Kelly's ex-husband. |
| 3 | Roland | Bailey | An alleged suspect. One of Sarah's neighbors. |
| | Monique | Canvey | The head of the Charleston Estate Agency. Danielle's twin sister. |
| 4 | Mr. | Turner | Witness. |
| 5 | Joe | Rawlings | The landlord. |
| | Lizzie | Barton | The dead woman at Joe Rawlings's bar. |
| 6 | Helen | Tate | An estate agent. |
| | Alec | Jennings | One of Lizzie's boy toys. |
| | Cindy | Green | Alec's girlfriend. |
| | Esmeralda | | The goose. |
| | Jack | Binns | Police sergeant. |
| | Pedro | Ramirez | The pathologist. AKA: Mexican Pete. |
| 7 | Lee | Machin | Emily's father. A drug dealer. |
| | Karen | Thomas | Lee's young wife. A shoplifter. |
| | Emily | | Karen's daughter. |
| 8 | Megan | Forrest | Missing girl. |
| 9 | Julie | Cummings | Missing girl in 1991. |
| | Sue-Ann | Blatchford | Missing girl in 1994. |
| | Danielle Canveyaka | Danny | Missing girl in 1998. |
| | Louise | Harland | One of the missing girls. AKA: Lou. |
| 10 | Doug | Curran | The Chief fire officer. |
| 11 | Margaret | Cummings | Julie's mother. |
| | Caroline | Barnes | One of the missing girls. AKA: Carrie. |
| | Anne | Blatchford | Sue's mother. |
| | Tracey | Forrest | Megan's mother. |
| 12 | Yvette | Canvey | Monique and Danielle's mother. |
| 13 | Matthew | Harland | Lou's father. |
| | Linda | Harland | Lou's mother. |
| 14 | Peter | Charleston | The real estate owner. AKA: Charles Peterson. |
| | Les | Franklin | Peter's employee. |
| 15 | Steve | Forrest | Megan's father. |
| | Jimmy | Johnson | Burglar. |
| 17 | Zak | | The Jack Russell dog. |
| 18 | Maggie | Johnson | Jimmy's wife. |
| | Samantha | Peterson | A young, pregnant girl who committed suicide. |
| | Charlie | | Sassy's brother and the father of her child. |
