Gail Patrick (Dale Borden)
Lloyd Nolan (Raymond Grayson)
J. Carrol Naish (Steve Murkil)
Harry Carey (Captain Glennan)
Robert Preston (Robert MacArthur)
Buddy Roosevelt (Purser)
Eddie Acuff (Steward)
Virginia Vale (Dixie)
Gustav von Seyffertitz (Bill Lustig)
Pierre Watkin (Ship Doctor)
Charles McAvoy (Quartermaster)
Jack Knoche (Ed Vierick)
Ruth Rogers (Girl)
Jack Norton (First Officer)
George Anderson (Third Officer)
Dennis Morgan (First Mate Rogers)
John Harmon (Silver)
Stanley Blystone (Second Officer)
Paul Fix ("Nails" Miller)
Monte Blue (Officer)
Emory Parnell (Olaf)
John Hart (First Radio Operator)
Philip Warren (Second Radio Operator)
Porter Hall (Mathew Talbot)
Richard Denning (Harry Vay)
Tom Tyler (Gus Banshek)
Konstantin Shayne (Murok)
Harry Worth (Pietr Mozda)
Edward Marr (Dave Carter)
Clay Clement (Fred Cateny)
Anthony Quinn (Lou Gedney)
Virginia Dabney (Bonnie Larkin)
Nora Cecil (Nora Kane)