Tom Baker
The Doctor
Cast (11)
Mary Tamm
Romana
John Leeson
K-9 (voice)
Cyril Luckham
The Guardian
Iain Cuthbertson
Garron
Nigel Plaskitt
Unstoffe
Paul Seed
Graff Vynda-K
Robert Keegan
Sholakh
Timothy Bateson
Binro
Anne Tirard
The Seeker
Prentis Hancock
Shrieve Captain
Crew (5)
Robert Holmes
Writer
George Spenton-Foster
Director
Graham Williams
Producer
Anthony Read
Script Editor
Dudley Simpson
Original Music Composer