Robert Parrish Director Gregory Peck Squadron Leader Bill Forrester Actor Win Min Than Anna Actor Bernard Lee Dr. Harris Actor Maurice Denham Blore Actor Brenda De Banzie Miss McNab Actor Ram Gopal Mr. Phang Actor Lyndon Brook Carrington Actor Anthony Bushell Col Aldridge Actor Jack McNaughton Sgt. Ralph Brown (uncredited) Actor Harold Siddons Navigator Williams (uncredited) Actor Peter Arne Flight Lieutenant (uncredited) Actor Mya Mya Spencer Dorothy (uncredited) Actor Josephine Griffin Mrs. Bill Forrester Actor Lane Meddick Radio Operator (uncredited) Actor John Tinn Burmese Jeweler (uncredited) Actor Soo Ah Song Old Woman (uncredited) Actor Dorothy Alison Nurse (uncredited) Actor Eric Ambler Writer John Bryan Producer Earl St. John Executive Producer Geoffrey Unsworth Cinematographer Clive Donner Film Editing Jack Maxsted Art Director