Trailer
Cast
Edwin Richfield
Peterson
Vera Day
Sheila
Marianne Stone
Miss Beal
John Stuart
The Police Commissioner
John Fabian
Intern
Brian Donlevy
Prof. Bernard Quatermass
Percy Herbert
Paddy Gorman
Michael Ripper
Ernie the Bartender
George Merritt
Super
William Franklyn
Dr. Tom Brand
Charles Lloyd Pack
Work Camp Manager Dawson
John Van Eyssen
The Plant Tour Guide
Michael Balfour
Harry
John Longden
Chief Inspector Lomax
Bryan Forbes
Marsh
Sidney James
Jimmy Hall