Hugo Dill
Frankie Mayne
Zacco
Det. Inp. Hancock
Professor Stumpf
Sir Walter
Barakov
Gruber
Raymond Courtney
PC Coleman
PC Roberts
The Actress
Disc Jockey
Scientist
Radio Show Official (uncredited)
Customer (uncredited)
Shop demonstrator (uncredited)
Arresting Policeman (uncredited)
Himself
Frankie's Agent
