John Mills
Superintendent Graham
Horst Buchholz
Korchinsky
Hayley Mills
Gillie
Yvonne Mitchell
Anya
Megs Jenkins
Mrs. Phillips
Anthony Dawson
Barclay
George Selway
Det. Sgt. Harvey
Shari
Christine
George Pastell
Poloma Captain
Paul Stassino
Poloma First Officer
Marne Maitland
Doctor
Meredith Edwards
Williams
Marianne Stone
Mrs. Williams
Rachel Thomas
Mrs. Parry
Brian Hammond
Dal Parry
Kenneth Griffith
Mr. Seymour
Eynon Evans
Mr Morgan
Christopher Rhodes
Inspector Bridges
Edward Cast
Det. Con. Thomas
David Davies
Desk Sergeant
Michael Anderson Jr.
Boy with Cap Gun (uncredited)
Harry Baird
Bridegroom (uncredited)
Tom Bowman
Seaman (uncredited)
Jim Brady
Pub Customer (uncredited)
Peter Halliday
Seaman (uncredited)
Hubert Hill
Policeman (uncredited)
Glyn Houston
Detective at Police Station (uncredited)
John Howard
Detective (uncredited)
Jack May
Mr Willis (uncredited)
Harry Phipps
Man in Bar (uncredited)
Stan Simmons
Referee (uncredited)
John Wilder
Police Line-Up (uncredited)