الإعلان التشويقي
طاقم التمثيل
Brian Donlevy
Prof. Bernard Quatermass
Jack Warner
Inspector Lomax
Richard Wordsworth
Victor Carroon
Maurice Kaufmann
Marsh
Gordon Jackson
BBC TV producer
John Kerr
Photo Lab Technician (uncredited)
James Drake
Sound Engineer (uncredited)
David King-Wood
Dr. Gordon Briscoe
Marianne Stone
Central Clinic Nurse (uncredited)
Stanley Van Beers
Ludwig Reichenheim (uncredited)
Harold Lang
Christie
Thora Hird
Rosie Wrigley
Jane Asher
Little Girl (uncredited)
Basil Dignam
Sir Lionel Dean (uncredited)
Margia Dean
Judith Carroon
Lionel Jeffries
Blake
Toke Townley
The Chemist (uncredited)
Margaret Anderson
Maggie (uncredited)
Eric Corrie
Maggie's Boyfriend (uncredited)
Donald Gray
TV Program Announcer (uncredited)
Sam Kydd
Police Sergeant Questioning Rosie