Gary Cooper
Gideon Patch
Acting
Charlton Heston
John Sands
Acting
Michael Redgrave
Mr. Nyland
Acting
Virginia McKenna
Janet Taggart
Acting
Richard Harris
Higgins
Acting
Emlyn Williams
Sir Wilfred Falcett
Acting
Alexander Knox
Petrie
Acting
Cecil Parker
Inquiry Chairman
Acting
Ben Wright
Mike Duncan
Acting
Peter Illing
Gunderson
Acting
John Le Mesurier
Attorney
Acting
Noel Drayton
Charlie Bell
Acting
John Dearth
Reporter
Acting
Paul Bryar
Port Official (uncredited)
Acting
Albert Carrier
Ambulance Attendant (uncredited)
Acting
Louis Mercier
Commander of Police (uncredited)
Acting
Ron Nyman
Seaman (uncredited)
Acting
Lomax Study
Photographer (uncredited)
Acting