Casts
Terence Morgan
Inspector Ralph Brown
Yolande Donlan
Jill Wilson
André Morell
Robert Isaac Pitt
Reginald Beckwith
Harold
Ursula Howells
Antonia Pitt
Basil Dignam
Wing Commander Riddle
Fred Johnson
Professor Robinson-Heston
Arnold Marlé
Karl Kopek
John Horsley
Assistant Commissioner
Jim Brady
Nick's Thug (uncredited)
