Cast
Frederick Piper
Usher
George Cole
Defence Counsel
Alison Leggatt
Mrs. Groomkirby
Trevor Bannister
Groomkirby's Co-Worker
Douglas Wilmer
Judge
Glyn Houston
Detective Inspector Barnes
Kenneth Farrington
Stan
Walter Horsbrugh
Clerk of the Court
Eric Sykes
Mr. Groomkirby
Julia Foster
Sylvia
Peggy Mount
Mrs. Gantry
Mona Washbourne
Aunt Mildred
Jonathan Miller
Kirby
Graham Crowden
Prosecuting Counsel