11-year-old Onni is struck with the idea that his parents aren't his biological parents.
Kaarlo Somerto
as Onni Sopanen
Minna Suuronen
as Ulla Savilahti
Robin Svartström
as Arto Sopanen
Oona Linnasalmi
as Ida Sopanen
Julius Vakkuri
as Josku
Alex Anton
as Miro
Jarkko Pajunen
as Veepee
Kari Väänänen
as P.E. teacher
Meri Nenonen
as Liisi
Tobias Zilliacus
as Josku's father
Hannes Suominen
as Tyyskä
Jarkko Niemi
as Euro-Eero
