as Colonel Layton
as Inspector Jim Moss (uncredited)
as Insp. Lodge
as Inspector
as Detective Inspector at Shipping Office
as Studd
as Police Superintendent
as Sergeant Gurney
as Insp. Gray
as Security Chief Brice (uncredited)
as Lucien Cortier
as Prisoner's Escort on Ship (uncredited)
as Carley
as (uncredited)
as Goddard
as Midshipman Young
as Bennett
as Shaw
as Bryant, director del polideportivo
as Det. Insp. Carter
as Milligan, Reporter in Fleet Street Pub
as Gregory
as Carter
as Norman (uncredited)
as Robson
as Johnnie Clayton
as George Grant
as Frank Jamieson
as Recruiting Officer
as Pete Hanken
as Donald Clark
as Robert Brierly
as Brown
as Frank Drayton
as Eddie 'Babyface' Fallon
as Clive Sherrington
as John Halifax
as Jack Gay
as Inspector Cobley
as Jim Carey
as Sir Adrian Gillespie
as Inspector Langdon
as Dr. Bricars
