Doctor Who - Season 1 (1963) (season)
UK,
1964, 25 min
Creators:
Sydney NewmanPlots(1)
The Doctor solves the murder mystery and finds the final missing key. With Ian now free, the travellers return to the island only to discover that Arbitan has been murdered. (Prime Video)
Gallery (4)
Photo © British Broadcasting Corporation
![Doctor Who - The Keys of Marinus: The Keys of Marinus - Photos - William Russell, William Hartnell, Jacqueline Hill, Carole Ann Ford](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/159/708/159708100_da50ce.jpg)