Hitchhiking girls Eila and Tilly end up at screenwriter Saku's summer house by mistake, thinking it's their cousin's.
| Actor | Role |
|---|---|
 Heidi KrohnEila | Eila |
 Maija KarhiTilly | Tilly |
 Joel RinneSaku | Saku |
 Matti OravistoErik | Erik |
 Pentti ViljanenUncle | Uncle |
| MMirva ArvinenLillian | Lillian |
 Uuno LaaksoProducer | Producer |
| JJorma NortimoDirector | Director |
 Ekke HämäläinenLillian's date | Lillian's date |
 Kaarlo WilskaProduction assistant | Production assistant |
| VVäinö ParviainenTruck driver | Truck driver |
| JJorma MetsävainioScout leader | Scout leader |
| AArttu SuuntalaGoon #1 | Goon #1 |
 Uuno MontonenCook | Cook |
| TTuukka SoitsoAnanias | Ananias |
| KKerttu HämerantaMrs. Hiillos | Mrs. Hiillos |
 Matti AulosCounselor | Counselor |
 Pentti IrjalaDr. Sarvanto | Dr. Sarvanto |
 Teija SopanenNana | Nana |
 Elina SaloLulu | Lulu |
 Jalmari ParikkaMerchant | Merchant |
 Anton SoiniMan at store | Man at store |
| VVeikko KinesGoon #2 | Goon #2 |
| UUrho KoskelaGoon #3 | Goon #3 |
 Spede Pasanen(uncredited) | (uncredited) |