- Jack Holt
- Panama Williams
- Lila Lee
- Elinor Baring
- Ralph Graves
- 'Lefty' Phelps
- Alan Roscoe
- Major James D. Rowell
- Harold Goodwin
- Steve Roberts
- Jimmy De La Cruze
- General Lobo
- Joe Bordeaux
- Marine
- Walter Brennan
- Marine Pilot
- Eddy Chandler
- Marine Sergeant - Panama's Buddy
- Edgar Dearing
- Football Coach
- George Irving
- Marine Colonel in Nicaragua