Inspector Holloway
Patrick Wymark
Mrs. Von Sturm
Margaret Johnston
Tucker
Frank Forsyth
Mary
Olive Gregg
Briggs
Harold Lang
Gina
Gina Gianelli
Junk Yard Man
Peter Diamond
Reinhardt Klermer
John Harvey
Mark Von Sturm
John Standing
Frank Saville
Alexander Knox
Louise Saville
Judy Huxtable
Donald Loftis
Don Borisenko
Martin Roth
Thorley Walters
Victor Ledoux
Robert Crewdson
Dr. Glyn
Colin Gordon
Morgan
Tim Barrett
Writer
Robert Bloch
Director
Freddie Francis
Producer
Milton Subotsky
Set Decoration
Scott Slimon
Conductor
Philip Martell
Max Rosenberg
Original Music Composer
Elisabeth Lutyens
Makeup Artist
Jill Carpenter
Production Manager
Ted Wallis
Special Effects
Ted Samuels
Editor
Oswald Hafenrichter
Director of Photography
John Wilcox
Art Direction
Bill Constable
Hairstylist
Henry Montsash
Wardrobe Supervisor
Mary Gibson