An American tourist and a troubled young woman are chased by her gang leader brother to a top secret British government facility that conducts experiments on children.
Macdonald Carey
Simon Wells
Shirley Anne Field
Joan
Viveca Lindfors
Freya Neilson
Alexander Knox
Bernard
Oliver Reed
King
Walter Gotell
Major Holland
James Villiers
Captain Gregory
Tom Kempinski
Ted
