Cast
Michael Hordern
Director of Customs
Lloyd Lamble
Captain of Python
Nicholas Phipps
Royal Navy Information Officer
Denis Shaw
Ship's Cook
Jack Warner
Maj. Alec White
Nigel Patrick
Insp. Michael Kenyon
Jill Adams
Michael's Dance Partner (uncredited)
John Arnatt
Customs Officer (uncredited)
Ballard Berkeley
Cooper
Jacques Cey
Little Frenchman
Campbell Singer
Sergeant Dodson, River Police
Eric Pohlmann
Steven Lasovich
Arnold Diamond
French Customs Officer
Brian Wilde
Smuggler at Airfield
Theodore Bikel
Max
Jacques Brunius
Det. Pierre Valance
Ronald Adam
Mr. Bennett
Douglas Ives
Seaman
Martin Boddey
Sub-Director Holt
Terence Longdon
A.P.O. at Customs Launch
John Singer
Seaman
Robin Hunter
A.P.O.
Elizabeth Sellars
Rita Compton
Terence Morgan
Roger Compton
Joyce Grenfell
Lady Flavia Queensway
Hal Osmond
Baggage Room Clerk
Cyril Chamberlain
Customs Officer
David Davies
(uncredited)
Tom Gill
Montana Hotel Receptionist
John Horsley
Customs Officer
Greta Gynt
Mme. Simonetta