The adventures of smart soldier Gustav Diestelbeck include managing his superior officer, competing for the canteneer's daughter, evading punishment for discipline faults and hosting Prinz Willibald during his visit to the regiment.
| Actor | Role |
|---|---|
 Heinz RühmannGustav Diestelbeck | Gustav Diestelbeck |
 Anton WalbrookPrinz Willibald | Prinz Willibald |
 Eugen BurgMinister v. Schwarzenbecher | Minister v. Schwarzenbecher |
 Ferdinand von AltenMartini, Lakai | Martini, Lakai |
 Josef PeterhansKommandierender General | Kommandierender General |
 Walter SteinbeckMajor Schering | Major Schering |
 Viktor de KowaLeutnant Fritz Gernsbach | Leutnant Fritz Gernsbach |
 Fritz KampersFeldwebel Krause | Feldwebel Krause |
 Gerhard BienertSergeant Schmidt | Sergeant Schmidt |
 Rudolf PlatteUnteroffizier Knoll | Unteroffizier Knoll |
| HHeinz Förster-LudwigMusketier Lange | Musketier Lange |
| HHerbert NußbaumMusketier Baum | Musketier Baum |
| PPaul HenckelsWeinbauer Diestelbeck | Weinbauer Diestelbeck |
| AArthur MainzerHotelier | Hotelier |
 Trude BerlinerVera, Stimmungssängerin | Vera, Stimmungssängerin |
| IIlse KorseckGertrude | Gertrude |
 Christl MardaynEmma Wacker | Emma Wacker |