Discover
Dana Andrews
Scott Walters
Jeanne Crain
Marian Taylor
David Farrar
Perry Henderson / Arthur Henderson
Patrick Barr
Supt. Roberts
George Coulouris
Capt. Malburn
Charles Goldner
Martell
Wilfrid Hyde-White
Pitt
Heather Thatcher
Lady on the Niagara
Michael Mataka
Vincent
Paul Carpenter
Pan American Airways Clerk
Delphi Lawrence
Pan American Girl
Mary Mackenzie
Junior Secretary
Bee Duffell
Irish Landlady
Alec Finter
Waiter
Patrick Parnell
Wireless Operator
John Salew
Clerk
Walter Gotell
Jim
Simone Silva
Redhead (unconfirmed, uncredited)
Mary Merrall
Mrs. Henderson
Charles Carson
Skipper
Bill Fraser
Smith, Hotel Clerk
Lionel Ngakane
Servant
Robert Sansom
Steward
Camera
Erwin Hillier
Director of Photography
George Higgins
Still Photographer
Norman Warwick
Camera Operator
Directing
George Marshall
Director
Thelma Orr
Script Supervisor
Tony Kelly
Assistant Director
Roger Good
Assistant Director
Jeremy Summers
Third Assistant Director
Editing
Edward B. Jarvis
Editor
Sound
Mischa Spoliansky
Original Music Composer
Louis Levy
Music Director
Harold V. King
Recording Supervision
Les Hammond
Sound Recordist
Camera
Erwin Hillier
Director of Photography
George Higgins
Still Photographer
Norman Warwick
Camera Operator
Directing
George Marshall
Director
Thelma Orr
Script Supervisor
Tony Kelly
Assistant Director
Roger Good
Assistant Director
Jeremy Summers
Third Assistant Director
Editing
Edward B. Jarvis
Editor
Sound
Mischa Spoliansky
Original Music Composer
Louis Levy
Music Director
Harold V. King
Recording Supervision
Les Hammond
Sound Recordist