George Coulouris
Dr. James Moran
Vera Day
Sally Norton
Peter Forbes-Robertson
Jack Venner (as Peter Wayn)
?
Joyce Gregg
Mrs. Margaret Santor
?
Jimmy Vaughn
Tanga
?
Maxwell Foster
Inspector Brownlow
?
Edward Higgins
Sgt. Bolton (as Edward Higgings)
Joy Webster
Judy
?
Robert MacKenzie
Lewis Carling (as Robert Mackenzie)
?
Norman Claridge
Dr. Patterson