Val Guest
Director
Nigel Kneale
Screenplay
Anthony Hinds
Producer
Michael Carreras
Executive Producer
James Bernard
Original Music Composer
Gerald Gibbs
Director of Photography
James Needs
Editor
Bernard Robinson
Art Direction
Philip Leakey
Makeup Artist
Val Guest
Screenplay
Nigel Kneale
Teleplay
Bill Warrington
Special Effects
Henry Harris
Special Effects
Frank George
Special Effects
John Hollingsworth
Music Director
Don Weeks
Assistant Director
Rene Coke
Wardrobe Supervisor
Anthony Nelson Keys
Production Supervisor
John Workman
Production Manager
Brian Donlevy
Prof. Bernard Quatermass
John Longden
Chief Inspector Lomax
William Franklyn
Dr. Tom Brand
Bryan Forbes
Marsh
Charles Lloyd Pack
Work Camp Manager Dawson
Tom Chatto
Vincent Broadhead, M.P.
John Van Eyssen
The Plant Tour Guide
Sid James
Jimmy Hall
Percy Herbert
Paddy Gorman
Michael Ripper
Ernie the Bartender
John Rae
E. J. Macleod
Philipp Baird
Lab Assistant
Betty Impey
Kelly
Joyce Adams
Woman Member of Parliament
Edwin Richfield
Peterson
Vera Day
Sheila
Marianne Stone
Miss Beal
Jane Aird
Mrs. McLeod
Michael Balfour
Harry
John Stuart
The Police Commissioner
John Fabian
Intern
George Merritt
Super
Barry Lowe
Chris (uncredited)
