Harold French
Director
Sydney Box
Screenplay
Anne V. Coates
Editor
Sydney Box
Producer
Jack Warner
Maj. Alec White
Nigel Patrick
Insp. Michael Kenyon
Elizabeth Sellars
Rita Compton
Terence Morgan
Roger Compton
Greta Gynt
Mme. Simonetta
Theodore Bikel
Max
Eric Pohlmann
Steven Lasovich
Joyce Grenfell
Lady Flavia Queensway
Michael Hordern
Director of Customs
James Gilbert
Agent Larkins
Martin Boddey
Sub-Director Holt
Hal Osmond
Baggage Room Clerk
Jacques Brunius
Det. Pierre Valance
Ronald Adam
Mr. Bennett
Jill Adams
Michael's Dance Partner (uncredited)
John Arnatt
Customs Officer (uncredited)
Ballard Berkeley
Cooper
Jacques Cey
Little Frenchman
Cyril Chamberlain
Customs Officer
Philip Dale
A.P.O.
David Davies
(uncredited)
Guy De Monceau
Head Waiter (uncredited)
Arnold Diamond
French Customs Officer
Tom Gill
Montana Hotel Receptionist
Campbell Gray
Luigi
George Hilsdon
Police Driver (uncredited)
John Horsley
Customs Officer
Robin Hunter
A.P.O.
Douglas Ives
Seaman
Hamilton Keene
Cop at London Airport
Lloyd Lamble
Captain of Python
Terence Longdon
A.P.O. at Customs Launch
Nicholas Phipps
Royal Navy Information Officer
Denis Shaw
Ship's Cook
Campbell Singer
Sergeant Dodson, River Police
John Singer
Seaman
Philip Stainton
Seaburyness Police Sergeant
Herbert C. Walton
Old Man in Dungarees
Brian Wilde
Smuggler at Airfield
Joan Winmill Brown
W.S.O.
