Dana Andrews
Scott Walters
Acting
Jeanne Crain
Marian Taylor
Acting
David Farrar
Perry Henderson / Arthur Henderson
Acting
Patrick Barr
Supt. Roberts
Acting
George Coulouris
Capt. Malburn
Acting
Charles Goldner
Martell
Acting
Wilfrid Hyde-White
Pitt
Acting
Heather Thatcher
Lady on the Niagara
Acting
Michael Mataka
Vincent
Acting
Paul Carpenter
Pan American Airways Clerk
Acting
Delphi Lawrence
Pan American Girl
Acting
Mary Mackenzie
Junior Secretary
Acting
Bee Duffell
Irish Landlady
Acting
Alec Finter
Waiter
Acting
Patrick Parnell
Wireless Operator
Acting
John Salew
Clerk
Acting
Walter Gotell
Jim
Acting
Simone Silva
Redhead (unconfirmed, uncredited)
Acting
Mary Merrall
Mrs. Henderson
Acting
Charles Carson
Skipper
Acting
Bill Fraser
Smith, Hotel Clerk
Acting
Lionel Ngakane
Servant
Acting
Robert Sansom
Steward
Acting