Crew
PB
Peter Bryan
Screenplay
Vernon Sewell
Director
Paul Ferris
Original Music Composer
AL
Arnold L. Miller
Producer
Stanley A. Long
Director of Photography
Cast
Peter Cushing
Detective Inspector Quennell
Robert Flemyng
Dr. Carl Mallinger
Wanda Ventham
Clare Mallinger
Glynn Edwards
Sgt. Allan
Kevin Stoney
Granger the Butler
Vanessa Howard
Meg Quennell
David Griffin
William Warrender
Roy Hudd
Morgue Attendant
WW
William Wilde
Frederick Britewell
SC
Simon Cain
Clem Withers
Russell Napier
Landlord
John Paul
Mr. Warrender
