Doctor Who: Colony in Space (1971) — Cast
Cast
| Jon Pertwee | Doctor |
| Roger Delgado | Sushi Master |
| Roy Heymann | Priest |
| John Line | Martin |
| Mitzi McKenzie | Martin |
| John Ringham | Ashe |
| Katy Manning | Marshall Grant |
| Bernard Kay | Linus Caldwell |
| John Baker | Time Trenier |
| Stanley McGeagh | Behemoth Alien |
| David Webb | Leeson |
| Sheila Grant | Leeson |
| Peter Forbes-Robertson | Time Trenier |
| Norman Atkyns | Marysia's Guardian |
| Pat Gorman | Primitive |
| Nicholas Pennell | Winton |
| John Herrington | Holden |
| Nicholas Courtney | Brigadier |
| Graham Leaman | Time Trenier |
| Helen Worth | Ashe |
| Morris Perry | Harvey Dent |
| Tony Caunter | Morgan O'Mally |
| Roy Skelton | Norton |
| John Tordoff | Leeson |
| John Scott Martin | Chrome Robot |
Crew
| Dudley Simpson | Original Music Composer |
| Delia Derbyshire | Theme Song Performance |
| Peter Hall | Camera Operator |
| Ralph Walton | Lighting Director |
| Tim Gleeson | Production Design |
| Jan Harrison Shell | Makeup Artist |
| Terrance Dicks | Script Editor |
| Michael Burdle | Costume Design |
| Bernard Wilkie | Visual Effects |
| Michael E. Briant | Director |
| Barry Letts | Producer |
| William Symon | Editor |
| Tony Millier | Sound |
| Malcolm Hulke | Writer |
| David Hughes | Sound |