Dr. George Dumurrier
Susan Dumurrier / Monica Weston
Jane Bleeker
Henry Dumurrier
Inspector Wald
Benjamin Wormser
Insurance Agent
Officer Loveday
Brent (as John Douglas)
Royal Insurance Official (as Felix de Fauce)
Sergeant Rodriguez (as Jesus Puente)
Arthur Mitchell (as George Rigaud)
Larry (as Jean Sobiesky)
Marta / Martha
Girl looking for Neurosedyl (uncredited)
Mr. Bernard (archive footage) (uncredited)
District Attorney (uncredited)
Graphologist (uncredited)
Elizabeth O'Neill (uncredited)
Governor (uncredited)
Prison Guard (uncredited)