On screen
Cast
14 credited performers
Terry-Thomas
Capt. J. (Jeroboam) Barker-Rynde PI
Eric Sykes
Rumbelow
Lionel Jeffries
Det. Insp. Hook
Dennis Price
Dr. Julian Crossley
Moira Redmond
Frances Roitman
David Lodge
Richards
Ronnie Barker
Burton
Artwork unavailable
Hazel Terry
Mrs. Rachel Crossley
Derren Nesbitt
Roger Forrester
Anna Russell
Mrs. Margaret Clifford
Artwork unavailable
Julian Orchard
PC Lofthouse
Katya Douglas
Rita
Harry Locke
Higgins
Peter Butterworth
Barman