Discover
Gail Patrick
Dale Borden
Lloyd Nolan
Raymond Grayson
Harry Carey
Captain Glennan
J. Carrol Naish
Steve Murkil
Robert Preston
Robert MacArthur
Anthony Quinn
Lou Gedney
Dennis Morgan
First Mate Rogers (as Richard Stanley)
Richard Denning
Harry Vay
Konstantin Shayne
Murok
Eddie Marr
Dave Carter
Emory Parnell
Olaf
Paul Fix
'Nails' Miller
Virginia Vale
Dixie (as Dorothy Howe)
Monte Blue
Officer
John Hart
1st Radio Operator
Phil Warren
Radio Operator (as Philip Warren)
Porter Hall
Matthew Talbot
Tom Tyler
Gus Banshek
Virginia Dabney
Bonnie Larkin (uncredited)
Directing
Robert Florey
Director
Writing
Irving Reis
Writer
Directing
Robert Florey
Director
Writing
Irving Reis
Writer