- Alan Baxter
- Bob Ames
- Andrea Leeds
- Laura Compton
- Owen Davis Jr.
- Fred Barrett
- Astrid Allwyn
- Angela
- Walter Kingsford
- Prof. Schwab
- Al Shean
- Max 'Pa' Barrett
- Christian Rub
- Clavish
- Elsa Janssen
- Mrs. Clavish
- Edward Colebrook
- Pogano
- Stanley King
- Detective
- Nina Campana
- Italian Woman
- Frank Yaconelli
- Greek
- John Hamilton
- Judge
- Paul Stanton
- District Attorney
- Bob Murphy
- Moriarity
- Cy Kendall
- Detective
- Robert Andersen
- Swede
- Bert Sprotte
- German
- Sada Simmons
- Swedish Woman
- Hans Joby
- Small German
- Martha Bamattre
- Minor Role
- Richard Beach
- Wrong Reporter
- Morgan Brown
- Minor Role
- Yakima Canutt
- Truck Driver
- Jack Carson
- Truck Driver
- William Castle
- Dignified Reporter
- Victor De Linsky
- Minor Role
- Rolf Ernest
- Runnker
- Sam Flint
- President of Faculty
- Harrison Greene
- Store Owner
- Grace Hayle
- Woman Reporter
- Rodney Hildebrand
- Cop
- Betty Holt
- Tessie
- Jack Kenney
- Man on Tree
- Leonard Kibrick
- Boy
- George Magrill
- Thug
- Mickey Martin
- Boy
- Charles McAvoy
- Cop
- Adolph Milar
- Minor Role
- Robert Parrish
- Runner
- Hedwiga Reicher
- German Woman at Boardinghouse
- Ed Schaefer
- Cop
- Harry Semels
- Fatso
- Dina Smirnova
- Minor Role
- Donn Stokes
- Boy
- Dirk Thane
- Chronicle Reporter
- Wilhelm Thiele
- Steward
- Corinne Varian
- Girl
- Hans von Morhart
- Purser
- Frank Wayne
- Thug
- Carleton Young
- Thug
