A hot summer, a caravan on the beach. Two brothers are spending the time on swimming training in the sea. The younger boy is preparing for his first start in a long-distance swimming marathon.
| Release Date | October 1, 2020 | |
|---|---|---|
| Status | Released | |
| Original Title | Ostatni gwizdek | |
| Runtime | 30min | |
| Budget | — | |
| Revenue | — | |
| Language | Polish | |
| Original Language | Polish | |
| Production Countries | Poland | |
| Production Companies | Studio MunkaStowarzyszenie Filmowców PolskichZjednoczenie Artystów i Rzemieślników | |