John Howard
Merrill Hammond
Helen Gilbert
Diana Bryce
Gilbert Roland
Dan Curtis
Alan Mowbray
Dr. Brown
Bradley Page
George Kent
Kitty O'Neil
Nurse Pauline
George Chandler
Ship's bartender
Ernie Adams
Captain of the S. S. Mariposa
Egon Brecher
Richard Heller
Dewey Robinson
Prisoner
Kenne Duncan
Henderson
Alex Havier
Sani