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· Trailer
Doctor Who: The Ribos Operation (1978)
Doctor Who | The Key to Time (Season 16) Trailer | Tom Baker
The Doctor is summoned by the mysterious and powerful White Guardian, and sent on a quest to find the six segments of the Key to Time, which, once assembled, will restore balance to the Universe. Joining the Doctor and K9 is the smart and sassy Romana, a Time Lord fresh from the Academy. Landing on the wintry planet o...
11 cast members
Tom Baker
Mary Tamm
John Leeson
Cyril Luckham
Iain Cuthbertson
Nigel Plaskitt
Paul Seed
Robert Keegan
Timothy Bateson
Anne Tirard