Steve Railsback
Col. Tom Carlsen
Peter Firth
Col. Colin Caine
Frank Finlay
Dr. Hans Fallada
Patrick Stewart
Dr. Armstrong
Michael Gothard
Dr. Bukovsky
Nicholas Ball
Roger Derebridge
Aubrey Morris
Sir Percy Heseltine
Nancy Paul
Ellen Donaldson
John Woodnutt
Metallurgist
John Forbes-Robertson
The Minister
Peter Porteous
Prime Minister
Katherine Schofield
Prime Minister's Secretary
Owen Holder
First Scientist
Russell Sommers
Navigation Officer
Patrick Connor
Fatherly Guard
Burnell Tucker
N.A.S.A. Man
Chris Jagger
First Vampire
Barrie Holland
London Man (uncredited)
John Larroquette
Narrator (uncredited)
