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