Cast
Paul Carpenter
Bruce Martin
Oliver Johnston
Lord Chief Justice
Coral Browne
Belle Crippen
Samantha Eggar
Ethel Le Neve
Olga Lindo
Mrs. Clara Arditti
Guy Standeven
Ships Steward (uncredited)
Donald Wolfit
R.D. Muir (as Sir Donald Wolfit)
Basil Henson
Mr. Arditti
John Arnatt
Chief Inspector Dew
Edward Underdown
The Governor
Hamilton Dyce
Dr. Rogers
Totti Truman Taylor
Miss Curnow
Max Faulkner
Radio Officer Andrews (uncredited)
Donald Pleasence
Dr. Hawley Harvey Crippen
James Robertson Justice
Captain McKenzie
Geoffrey Toone
Mr. Tobin