The Doctor
Sarah Jane Smith
Harrison Chase
Richard Dunbar
Sir Colin Thackeray
Amelia Ducat
Scorby
Arnold Keeler / Krynoid (voice)
Hargreaves
Derek Moberley
John Stevensen
Charles Winlett
Doctor Chester
Major Beresford
Sergeant Henderson
Chauffeur
Guard Leader
Guard
Guard
Guard
Sir Colin's Aide
Marine
Marine
UNIT Soldier
UNIT Soldier
UNIT Soldier
UNIT Soldier
UNIT Soldier
The Krynoid
The Krynoid
Director
Writer
Script Editor
Producer
Editor
Original Music Composer
Production Design
Makeup Artist
Visual Effects
Lighting Director
Production Manager
Production Assistant
Sound
Lighting Technician
Sound
Camera Operator
Costume Design
Special Sound Effects
Production Design
Fight Choreographer