Steve Railsback
Col. Tom Carlsen
Acting
Peter Firth
Col. Colin Caine
Acting
Frank Finlay
Dr. Hans Fallada
Acting
Mathilda May
Space Girl
Acting
Patrick Stewart
Dr. Armstrong
Acting
Michael Gothard
Dr. Bukovsky
Acting
Nicholas Ball
Roger Derebridge
Acting
Aubrey Morris
Sir Percy Heseltine
Acting
Nancy Paul
Ellen Donaldson
Acting
John Hallam
Lamson
Acting
John Keegan
Guard
Acting
Bill Malin
Second Vampire
Acting
Derek Benfield
Physician
Acting
Jerome Willis
Pathologist
Acting
John Woodnutt
Metallurgist
Acting
John Forbes-Robertson
The Minister
Acting
Peter Porteous
Prime Minister
Acting
Katherine Schofield
Prime Minister's Secretary
Acting
Owen Holder
First Scientist
Acting
Jamie Roberts
Rawlings
Acting
Russell Sommers
Navigation Officer
Acting
Patrick Connor
Fatherly Guard
Acting
Sidney Kean
Brash Guard
Acting
Paul Cooper
Second Guard
Acting
Chris Sullivan
Kelly
Acting
Burnell Tucker
N.A.S.A. Man
Acting
Chris Jagger
First Vampire
Acting
Barrie Holland
London Man (uncredited)
Acting
John Larroquette
Narrator (uncredited)
Acting