Drehbuchautor
James Whiton
Drehbuchautor
William Goldstein
Alex Scott
Dr. Hargreaves
David Hutcheson
Dr. Hedgepath
Maurice Kaufmann
Dr. Whitcombe
Edward Burnham
Dr. Dunwoody
Sean Bury
Lem Vesalius
Peter Gilmore
Dr. Kitaj
Norman Jones
sargento Schenley
Derek Godfrey
Crow
John Cater
Superintendent Waverley
Aubrey Woods
Goldsmith
John Laurie
Darrow
Barbara Keogh
Mrs. Frawley
Dallas Adams
2nd Police Official
James Grout
Sergeant
Alister Williamson
1st Policeman
Thomas Heathcote
2nd Policeman
Ian Marter
3rd Policeman
Charles Farrell
Chauffeur
Julian Grant
4th Policeman
John Franklyn
Graveyard Attendant
Walter Horsbrugh
Butler - Ross
Jack Nathan
Komponist
Basil Kirchin
Komponist
Louis M. Heyward
Produzent
Ronald Dunas
Produzent
Samuel Z. Arkoff
Ausführender Produzent
James H. Nicholson
Ausführender Produzent
Samuel Z. Arkoff
Line Producer
James H. Nicholson
Line Producer
Norman Warwick
Chef-Kameramann
Bernard Reeves
Künstlerischer Leitung
Frank Ernst
Regie-Assistent
Tristam Cones
Cutter
Richard F. Dalton
Produktions-Manager
American International Pictures (A.I.P.)
Production