A race of space vampires arrives in London and infects the populace, commencing an apocalyptic descent into chaos.

Cast

Steve Railsback
Col. Tom Carlsen
Peter Firth
Col. Colin Caine
Frank Finlay
Dr. Hans Fallada
Mathilda May
Space Girl
Patrick Stewart
Dr. Armstrong
Michael Gothard
Dr. Bukovsky
Nicholas Ball
Roger Derebridge
Aubrey Morris
Sir Percy Heseltine
Nancy Paul
Ellen Donaldson
John Hallam
Lamson
John Keegan
Guard
Chris Jagger
First Vampire
Bill Malin
Second Vampire
Derek Benfield
Physician
Jerome Willis
Pathologist
John Woodnutt
Metallurgist
John Forbes-Robertson
The Minister
Peter Porteous
Prime Minister
Katherine Schofield
Prime Minister's Secretary
Owen Holder
First Scientist
Jamie Roberts
Rawlings
Russell Sommers
Navigation Officer
Paul Cooper
Second Guard
Patrick Connor
Fatherly Guard
Sidney Kean
Brash Guard
Chris Sullivan
Kelly
Milton Cadman
1st Soldier
Rupert Baker
2nd Soldier
Gary Hildreth
Police Surgeon
Edward Evans
Doctor
Nicholas Donnelly
Police Inspector
Peter Lovstrom
First Boy in Park
Julian Firth
Second Boy in Park
Carl Rigg
First Radar Technician
Elizabeth Morton
Second Radar Technician
Geoffrey Frederick
Communications Officer
David English
1st Crewperson
Emma Jacobs
2nd Crewperson
Michael John Paliotti
3rd Crewperson
Brian Carroll
4th Crewperson
Richard Oldfield
Mission Leader
Christopher Barr
Trajectory Officer
Burnell Tucker
NASA Man
Thom Booker
1st NASA Officer
Michael Fitzpatrick
2nd NASA Officer
Richard D. Sharp
Ship Crewman
John Golightly
Colonel
William Lindsay
Colonel's Aide
David Beckett
Soldier
Sidney Livingstone
Ned Price
Ken Parry
Sykes
John Edmunds
BBC Commentator
Haydn Wood
Helicopter Pilot
John Larroquette
Narrator (uncredited)
James Payne
NASA Man (uncredited)
Stuart Milligan
NASA Technician (uncredited)
Barrie Holland
London Man (uncredited)
Kerry Shale
Rawlins (voice) (uncredited)
Mike Mungarvan
Policeman (uncredited)
Guy Standeven
Technician (uncredited)