Robert Leyland
James Mason
Barbara Standish
Viki Dobson
Bertram Plush
Peter Popp
Mr Lowry, Ship's Purser
Bernard Merefield
Ship's Captain
Charles Sewell
Lenore Kendall
Zoe Wynn
Superintendent Welbekker
Jack Lester
'Terrible' Tony Canzari
Eddie Pola
Al Parson
Finlay Currie
Eddie 'Babyface' Fallon
John Warwick
'Crafty' Maggie Carberry
Margaret Rutherford
Cornwallis
Paul Blake
Ben
James Mageean
Manzanilla
Eva Hudson
Fournival
Paul Sheridan
Cinematography
Ronald Neame
Assistant Director
Bernard Willis
Art Direction
W.J. Hemsley
Editor
Reginald Beck
Fergus McDonell
Music Director
Colin Wark
Sound Recordist
John Cox
Cecil Mason
Director
Roy Kellino
Writer
Richard Llewellyn