Vincent Price
Francois Delambre
Brett Halsey
Philippe Delambre
John Sutton
Insp. Beecham
David Frankham
Ronald Holmes, alias Alan Hinds
Dan Seymour
Max Berthold
Danielle De Metz
Cecile Bonnard
Jack Daly
Granville (reporter)
Janine Grandel
Mme. Bonnard
Richard Flato
Sgt. Dubois
Gregg Martell
Cop
Barry Bernard
Lt. MacLish
Pat O'Hara
Insp. Evans
Francisco Villalobos
Priest
Joan Cotton
Nurse
Michael Mark
Gaston (watchman)