An attempted theft of a rare antique is uncovered at a castle that houses an apprentice recreation center. The apprentices help uncover the real perpetrators and their accomplices.
| Actor | Role |
|---|---|
 Rudolf DeylNot listed | Not listed |
 Bohuš ZáhorskýNot listed | Not listed |
 Saša RašilovNot listed | Not listed |
 Nelly GaierováNot listed | Not listed |
| VVladimír ŘepaNot listed | Not listed |
 Eduard LinkersNot listed | Not listed |
 George PravdaNot listed | Not listed |
 Antonín HolzingerNot listed | Not listed |
| BBohumil MachníkNot listed | Not listed |
 Luba SkořepováNot listed | Not listed |
 Lubor TokošNot listed | Not listed |
| AAntonín ŠůraNot listed | Not listed |
 Stanislav FišerNot listed | Not listed |
| OOskar HákNot listed | Not listed |
| LLadislav BarekNot listed | Not listed |
 Emil BolekNot listed | Not listed |
| RRudolf ŠirokýNot listed | Not listed |
 Vladimír BrabecNot listed | Not listed |