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