A young captain hoping to replace the U.S. Army's horses with mechanized vehicles faces court-martial after his commanding officer, who's opposed to modern changes, is killed.
| Actor | Role |
|---|---|
 Madge EvansJulie Armstrong | Julie Armstrong |
 Preston FosterCapt. Dike Conger | Capt. Dike Conger |
 James GleasonHennessy | Hennessy |
 H.B. WarnerCol. Armstrong | Col. Armstrong |
 Neil HamiltonSchuyler | Schuyler |
 Guinn 'Big Boy' WilliamsRoss | Ross |
 Ralph MorganKennett | Kennett |
 Ruth DonnellyLeila Kennett | Leila Kennett |
 Heather AngelGwen Bradley | Gwen Bradley |
 Robert WarwickBrig. Gen. Matthews | Brig. Gen. Matthews |
 Ralph ByrdMarvin | Marvin |
 Barbara PepperRiki | Riki |
 Billy GilbertCanteen waiter | Canteen waiter |
 Dewey RobinsonBartender | Bartender |
 Allen VincentCapt. Bradley | Capt. Bradley |
| PPepito PérezPedro | Pedro |
 Paul StantonMaj. Thorndike | Maj. Thorndike |
 Lynton BrentSoldier | Soldier |
 Eddie DewSoldier | Soldier |
 Frank HagneySoldier | Soldier |
 George MontgomerySoldier | Soldier |
 Walter SandeSoldier | Soldier |
 Harry StrangSoldier | Soldier |
 Charles SullivanSoldier | Soldier |