Tom Baker
The Doctor
Acting
Elisabeth Sladen
Sarah Jane Smith
Acting
Stephen Thorne
Kastrian Eldrad
Acting
Judith Paris
Eldrad (female form)
Acting
Roy Pattison
Zazzka
Acting
Roy Skelton
King Rokon
Acting
Rex Robinson
Dr. Carter
Acting
Glyn Houston
Professor Watson
Acting
Frances Pidgeon
Miss Jackson
Acting
John Cannon
Elgin
Acting
David Purcell
Abbott
Acting
Renu Setna
Intern
Acting
Robin Hargrave
Guard
Acting
Roy Boyd
Driscoll
Acting