John Bentley

Det. Insp. Dan Barker

Phyllis Kirk

Judy Roberts

Leonard White

Det. Sgt. Mack McLeod

Glyn Houston

Charlie Williamson

Patrick Jordan

Albert Fisher, called both "Al" and "Bert"

Harold Ayer

Steward Alfred Gordon, also called "Al"

David Hurst

Paddy Maclure

Charles Lloyd Pack

John Hendrick

Margaret Anderson

Robert Ayres

Ship's Captain Watford

Ewan Roberts

Customs Chief J. S. Blake

Michael Balfour

Isabel George

Bill Nagy

Jack McNaughton

Colin Douglas

Tony Hilton

Peter Collingwood

Guy Green

Director

Rex Rienits

Guión, Guión Adaptado

Geoffrey Faithfull

Director de Fotografía

Hubert Clifford

Compositor de la Música Original

Insignia Films

Compañía de Produccion

Victor Hanbury Productions

Compañía de Produccion