62 minutes
The doctor visits Mars and encounters the first human colony on the planet. When their lives are at risk due to a water contamination, the Doctor must make a difficult decision.
info
| Person | Character |
|---|---|
| David Tennant | The Doctor |
| Lindsay Duncan | Adelaide Brooke |
| Person | Position |
|---|---|
| Russel T. Davies | Writer |
| Phil Ford | Writer |
| Graeme Harper | Director |