Overview
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".
Cast
- John Bentley as Paul Temple
- Dinah Sheridan as Steve Temple
- Jack Livesey as Sir Graham Forbes
- Beatrice Varley as Mrs. Weston
- Barbara Couper as Mrs. Morgan
- Jenny Mathot as Jacqueline Giraud
- Andrew Leigh as Professor Hardwick
- Hugh Dempster as Oliver Ffollett
- Dino Galvani as Van Draper
- Ivan Samson as Major Murray