Paul Temple's Triumph 1950

Synopsis:

A husband-and-wife detective team look into the murder of one of her friends, whose father--a prominent scientist--has been kidnapped. They find themselves up against a sinister crime organization headed by a mysterious figure known only as "Z".

Directed by: Maclean Rogers
Written by: A.R. Rawlinson
Runtime: 80 minutes
Cast:
John Bentley
John Bentley
Paul Temple 
Dinah Sheridan
Dinah Sheridan
Steve Temple 
Jack Livesey
Jack Livesey
Sir Graham Forbes 
Beatrice Varley
Beatrice Varley
Mrs. Weston 
Barbara Couper
Barbara Couper
Mrs. Morgan 
Jenny Mathot
Jenny Mathot
Jacqueline Giraud