Three children, two brothers and their friend, win a lottery ticket at sports forecasting. Upon deciding not to tell their parents in order to buy a ship, two criminals find out about this and try to steal their money.
| Actor | Role |
|---|---|
 Metka GabrijelčičVera | Vera |
| VVladimir BačićTigar | Tigar |
 Relja BašićŽuti / Štakor | Žuti / Štakor |
| RRadovan VučkovićDuško / Žabac | Duško / Žabac |
| ZZlatko LukmanŽeljko | Željko |
| BBranko BelinaMladen | Mladen |
| IIgor RoguljaIvica | Ivica |
 Stjepan PisekBarba | Barba |
| KKolja CarevićBranko | Branko |
 Vladimir PogačićInspektor | Inspektor |
| IIvo PajićŽeljezničar | Željezničar |
| GGreta Kraus-AranickiIvičina teta | Ivičina teta |
| BBoris TešijaŽeljkov i Mladenov otac | Željkov i Mladenov otac |
| NNataša MedovićDjevojka u vlaku | Djevojka u vlaku |
| MM. PrpićNot listed | Not listed |