Caller (uncredited)
Seymour
Himself - Narrator
Faversham's Butler
Tour Guide
Jury Foreman
Mr. Lloyd
Ticket Collector
Detective
Roddy Carson
Jimmy
Jimmy - Reporter
Sgt. Barrow
Mine Official
Brownie
Mr. Simon (voice) (uncredited)
Mr. Weston
Policeman
Clerk at Hospital (uncredited)
Superintendent in Cells
uncredited
Radical Orator (uncredited)
John Rickers
Middle-Aged Man
Cpl Lewis
Mr. Evans
Pessimistic Man Talking to the Chelsea Pensioners (uncredited)
Engineer Testing Machine (uncredited)
Heckler
Dragutin
Home Guard Soldier
Head of the Rescue Squad (uncredited)
Reporter
Man at Australian Airfield (uncredited)
Elmer
Workman Watching Dinner Time Cricket Match
Scottish Fisherman (uncredited)
Graubitz
Factory Worker
Reporter
Court Policeman
Policeman
Nagel - Radio Location Expert (uncredited)
Citizen (uncredited)
Train Steward (uncredited)
Radio Operator On SS Macaulay
Man Selling Torches
Detective-Constable
Will Morgan
Harry Brace
Man Getting Shaved (uncredited)
Detective Wilkins
Evan Lewis (uncredited)
Gamekeeper
Police Photographer (uncredited)
2nd Reporter Ejected From Ice Rink (uncredited)
Dale
Man Serving in Snack Bar (uncredited)
Reporter
Ship's Steward (uncredited)
Captain Stephenson (uncredited)
Commissionaire (uncredited)