On screen
Cast
17 credited performers
Bernard Lee
Superintendent Meredith
David Knight
Lexman
Francis de Wolff
Ramon Karadis
Artwork unavailable
Colette Wilde
Grace
Artwork unavailable
Christine Shaw
Linda Buckland
Artwork unavailable
Stanley Morgan
Sergeant Anson
Richard Caldicot
Fisher
Artwork unavailable
Edmond Bennett
Manservant
Artwork unavailable
Simon Lack
Jock
Anthony Baird
Sergeant Butterfield
Gladys Henson
Landlady
Artwork unavailable
Alfred Maron
Finch
Richard Vernon
Viney
Harry Locke
Amis
Roy Purcell
Brennan
Kenneth Fortescue
Secretary (C.I.D.)
A. J. Brown
Commissioner of Police