| Cast list |
| Jane Gurnett | as | Mary Black / ... (9 episodes, 2002-2003) |
| Rebecca Hazlewood | as | Beena Shah (6 episodes, 2002-2003) |
| Cindy Marshall-Day | as | Tracey Booth (6 episodes, 2002-2003) |
| Max Brown | as | Mark Russell (5 episodes, 2001-2002) |
| Mark Brown | as | Mark Russell (5 episodes, 2002) |
| Julia Burchell | as | Nicola Russell (5 episodes, 2001-2002) |
| Neil Grainger | as | Phil Berry (5 episodes, 2001-2002) |
| Colin Wells | as | Jake Booth (5 episodes, 2001-2002) |
| Ilaria D'Elia | as | Scarlet DeSilva (5 episodes, 2003) |
| Steven Geller | as | Young Ethan Black (5 episodes, 2003) |
| Charlie Hayes | as | Young Kate (5 episodes, 2003) |
| Karianne Henderson | as | Young Angela (5 episodes, 2003) |
| Adam Smith | as | Garth Gilder (5 episodes, 2003) |
| Tim Woodward | as | Bishop Black (5 episodes, 2003) |
| Peter Dalton | as | Minty Sutton (4 episodes, 2001-2002) |
| Holly Newman | as | Sarah Jane Harvey (4 episodes, 2001-2002) |
| Roger Sloman | as | Rocky Wesson (4 episodes, 2002) |
| Belinda Everett | as | Jasmine Weaver (3 episodes, 2002) |
| Kieran Hardcastle | as | Scott Booth (3 episodes, 2001-2002) |
| Marc Jordan | as | (3 episodes, 2001-2002) |
| Laura Strachan | as | Sally Hamilton (3 episodes, 2002) |
| Ramon Tikaram | as | Eddie Weaver (3 episodes, 2002) |
| Gilly Gilchrist | as | Billy Taylor (2 episodes, 2001-2002) |
| Andy Williams | as | PC Sherman (2 episodes, 2002) |
| Sherrie Hewson | as | Virginia Raven (2 episodes, 2001-2003) |
| Fine Time Fontayne | as | Ken Dolman (2 episodes, 2002) |
| Richard Burke | as | Joe Lacey (2 episodes, 2003) |
| Nick Prideaux | as | Casper Fox (2 episodes, 2003) |
