Calificación
Reparto

Tom Baker
Fourth Doctor

Elisabeth Sladen
Sarah Jane Smith

Gabriel Woolf
Sutekh

Bernard Archard
Marcus Scarman

Michael Sheard
Laurence Scarman

Peter Copley
Dr. Warlock

Peter Mayock
Namin

George Tovey
Ernie Clements

Michael Bilton
Collins

Vic Tablian
Ahmed