Cast

Terence Morgan
Inspector Ralph Brown

Yolande Donlan
Jill Wilson

André Morell
Robert Isaac Pitt

Reginald Beckwith
Harold

Ursula Howells
Antonia Pitt

Guido Lorraine
Pietr Revski

Basil Dignam
Wing Commander Riddle

Fred Johnson
Professor Robinson-Heston

Arnold Marlé
Karl Kopek

Mark Dignam
Prison Governor

John Horsley
Assistant Commissioner

Jim Brady
Nick's Thug (uncredited)

