Doctor Who - Season 12 (1974) (season)
![all posters](http://image.pmgstatic.com/cache/resized/w140/files/images/film/posters/165/369/165369941_3292af.jpg)
UK,
1975, 24 min
Plots(1)
The Doctor, Sarah and Harry return to Nerva, but at an earlier point in time. The crew are dying from a space plague but the Doctor suspects a survivor may be responsible. (Prime Video)
Cast
![Tom Baker](http://image.pmgstatic.com/cache/resized/w88h116crop/files/images/creator/photos/157/812/157812422_aa32e6.jpg)
Tom Baker
UK
Best series:
Blackadder (1983) (series)
Doctor Who (2005) (series) - actor, a.f.
Doctor Who (1963) (series)
Michael E. Briant
UK
Best series:
Doctor Who (1963) (series)
When Calls the Heart (2014) (series)
Pat Gorman
UK
Best series:
I, Claudius (1976) (series)
'Allo 'Allo! (1982) (series)
The Prisoner (1967) (series)
![Elisabeth Sladen](http://image.pmgstatic.com/cache/resized/w88h116crop/files/images/creator/photos/000/359/359219_b8a69b.jpg)
Elisabeth Sladen
UK
Best series:
Doctor Who (2005) (series)
Doctor Who (1963) (series)
The Sarah Jane Adventures (2007) (series)