- Alan Ladd
- Charles Stewart
- Brian Donlevy
- Richard Henry Dana
- William Bendix
- First Mate Amazeen
- Barry Fitzgerald
- Terence O'Feenaghty
- Howard Da Silva
- Captain Francis A. Thompson
- Esther Fernández
- Maria Dominguez
- Albert Dekker
- Brown
- Luis Van Rooten
- 2nd Mate Foster
- Darryl Hickman
- Sam Hooper
- Roman Bohnen
- Macklin
- Ray Collins
- Gordon Stewart
- Theodore Newton
- Hayes
- Tom Powers
- Bellamer
- James Burke
- Carrick
- Frank Faylen
- Hansen
- Stanley Andrews
- Policeman
- Byron Barr
- Friend
- Ted Billings
- Crimp
- Al Bridge
- Publisher
- George Bruggeman
- Sailor
- George M. Carleton
- Hallet / Senate Speaker / Ship Owner (uncredited)
- David Clyde
- Butler
- Pedro de Cordoba
- Don Sebastian
- Clint Dorrington
- Sailor
- James Flavin
- Crimp
- Jack Gargan
- Ship Owner
- Dorothy Granger
- Girl in the Golden Lion
- Herman Hack
- Sailor in Bar
- Sam Harris
- Ship Owner
- Bink Hedberg
- Sailor
- Stan Johnson
- Friend
- Dave Kashner
- Sailor
- Kitty Kelly
- Girl in Pub
- Bob Kortman
- Bobson - Sailor
- Ethan Laidlaw
- Clark - Sailor
- Mike Lally
- Sailor
- Rex Lease
- Rider Brooks
- Kathleen Lockhart
- Mrs. Gordon Stewart
- Arthur Loft
- Josiah Crabtree
- Barry Macollum
- Chief Clerk
- Tom McGuire
- Townsman
- George Melford
- Ship Owner
- James Millican
- Young Dandy
- Howard M. Mitchell
- Boston Jailer
- Frank O'Connor
- Jailer
- Garry Owen
- Rough Sailor
- Joe Palma
- Sailor
- Joey Ray
- Crimp
- Duncan Renaldo
- Mexican Captain
- Rosa Rey
- Mercedes, the Maid to Maria
- Cyril Ring
- Ship Owner
- Ronald R. Rondell
- Officer
- Reginald Simpson
- Man Reading Book
- Edwin Stanley
- Blake
- Robert R. Stephenson
- Crimp
- Juan Torena
- Colonel
- Carl Voss
- Sailor
- Pierre Watkin
- Staunton
- Blackie Whiteford
- Sailor Blackie
- Crane Whitley
- Broker
