- Victor McLaglen
- CPO William 'Medals' Malone
- Preston Foster
- Michael 'Mike' O'Shay
- Ida Lupino
- Doris Malone
- Donald Woods
- Steve Webb
- Helen Flint
- Sadie Bennett
- Gordon Jones
- Puggy
- Pierre Watkin
- USS Taroe Commander
- Murray Alper
- Seaman Brown
- Billy Gilbert
- Billy (policeman)
- Charles Prince
- Secondary Supporting Role
- Abdullah Abbas
- Minor Role
- Ralph Byrd
- Court-Martial Seaman
- Eddy Chandler
- Seaman Announcing Emergency
- Lane Chandler
- Coast Guard Officer
- Harry Cording
- Sailor
- William Corson
- Coast Guard Seaman
- Alan Curtis
- Radio Operator, Yacht Mona
- Billy Dooley
- Drunk
- Fern Emmett
- Miss McGonigle - Librarian
- Sam Flint
- Yacht Captain
- Dwight Frye
- SS Paradise Radio Operator
- Paul Guilfoyle
- Charlie - Radio Operator
- Jonathan Hale
- Court-Martial President
- Vinton Hayworth
- Defense Counsel
- Tom Herbert
- Drunk
- Otto Hoffman
- Monty - Pawnbroker
- George Irving
- Doctor
- Harry Jans
- Coast Guard Seaman
- Maxine Jennings
- Perfume Salesgirl
- Charles Lane
- Judge
- Wilfred Lucas
- Coast Guard Officer
- Mary MacLaren
- Nurse
- Kathryn Marlowe
- Minor Role
- Frank Mayo
- Coast Guard Officer
- Walter Miller
- Life-Line Chef
- Frank Mills
- Coast Guard Seaman
- Frank Moran
- Frank - Bartender
- Philip Morris
- Brig Guard
- Forbes Murray
- Coast Guard Commandant
- Inez Palange
- Mrs. Palange - Italian Woman
- Barbara Pepper
- Spanked Blonde
- John Shelton
- Man with Blonde
- Buster Slaven
- Newsboy
- Harry Strang
- Sailor
- Harry Tenbrook
- Sailor in Bar
- Theodore von Eltz
- Court Martial Prosecutor
- Harry Wilson
- Saloon Waiter
