Ralph Graves'Lefty' Phelps / Story Walter BrennanMarine Pilot Eddy ChandlerMarine Sergeant - Panama's Buddy Jimmy De La CruzeLobo - Bandit Leader Edgar DearingFootball Coach Harold GoodwinSteve Roberts George IrvingMarine Colonel in Nicaragua Alan RoscoeMajor James D. Rowell Frank CapraRegissør / Dialogue Harrison WileyArt Direction Elmer DyerAerial Director Of Photography Charles C. ColemanAssisterende regissør John P. LivadarySound Engineer Harry BlanchardSound Mixer Dean DailySound Recordist Ralph Graves'Lefty' Phelps / Story Howard J. GreenScenario Writer 
