 | Sean McGinley | ... | Det. Sgt. Carl McCadden (4 episodes, 1999) |
| Andrea Irvine | ... | Det. Garda Moya O'Donnell (4 episodes, 1999) |
| Dermot Martin | ... | Det. Garda Brendan Cronin (4 episodes, 1999) |
| Owen Roe | ... | Det. Garda Paul Hyland (4 episodes, 1999) |
| Conor McDermottroe | ... | Det. Garda Frank Duffy (4 episodes, 1999) |
| Ingrid Craigie | ... | Dr. Kate Dempsey (4 episodes, 1999) |
| Bosco Hogan | ... | Chief Inspector Cody (4 episodes, 1999) |
| Mary O'Driscoll | ... | Brenda Boyle (4 episodes, 1999) |
| Eva Birthistle | ... | Mary Kelly (2 episodes, 1999) |
| Des Braiden | ... | Colm O'Donnell (2 episodes, 1999) |
| Stephen Brennan | ... | Miles Dempsey (2 episodes, 1999) |
| Magdalena Buznea | ... | Claudia (2 episodes, 1999) |
| Patrick Joseph Byrnes | ... | Jerry Gill (2 episodes, 1999) |
| Neilí Conroy | ... | Dervla (2 episodes, 1999) |
| Ned Dennehy | ... | Tony Cleary (2 episodes, 1999) |
| Donal Donnelly | ... | Fr. Brennan (2 episodes, 1999) |
| Ian Fitzgibbon | ... | Eamon Conroy (2 episodes, 1999) |
| Dessie Gallagher | ... | Bar Manager (2 episodes, 1999) |
| Maire Ni Ghrainne | ... | Eithne Malone (2 episodes, 1999) |
| Roger Gregg | ... | Father Gheorghe (2 episodes, 1999) |
| Maria Doyle Kennedy | ... | Emma Pearson (2 episodes, 1999) |
| Rad Lazar | ... | Andrei Tomescu (2 episodes, 1999) |
| Eanna MacLiam | ... | Dunphy (2 episodes, 1999) |
| T.P. McKenna | ... | Dr. Noonan (2 episodes, 1999) |
| Eleanor Methven | ... | Eileen Nolan (2 episodes, 1999) |
| Patrick Romer | ... | Viorel (2 episodes, 1999) |
| Paul Ronan | ... | James Kelly (2 episodes, 1999) |
| Catherine Siggins | ... | Cristina Tomescu (2 episodes, 1999) |
| Stanley Townsend | ... | Ciaran Gregory (2 episodes, 1999) |
