Onni von Sopanen 11-year-old Onni is struck with the idea that his parents aren't his biological parents. Details Casts Posters Title Onni von Sopanen Release Date 2006-08-11 Runtime 01 Hours 35 Minutes Genres Comedy Family Production Companies Production House Production Countries Finland Kaarlo Somerto... Onni Sopanen... Minna Suuronen... Ulla Savilahti... Robin Svartström... Arto Sopanen... Oona Linnasalmi... Ida Sopanen... Julius Vakkuri... Josku... Alex Anton... Miro... Jarkko Pajunen... Veepee... Kari Väänänen... P.E. teacher... Meri Nenonen... Liisi... Tobias Zilliacus... Josku's father... Hannes Suominen... Tyyskä... Jarkko Niemi... Euro-Eero... Ronja Parkkonen... Oona... Julian Lagus... Boy in the front row... Antti Kolari... Lauri... Joonas Saartamo... Pizza boy... Eero Ritala... Honecker boy... Miika Soini... Salesman... Jorma Hellström... Teacher... Eero Hasu... Employee... Eeva-Riitta Järvinen... Cook... Leea Enbäck... Cook... Helena Wahala... Miro's mother... Heidi Mäkelä... Onni's classmate... Kiira Kornevits... Onni's classmate... Riikka Haikonen... Onni's classmate... Joel Kulikoff... Onni's classmate... Nanne Lappalainen... Onni's classmate... Julia Leiqvist... Onni's classmate... Hinni Norra... Onni's classmate... Oskari Rokka... Onni's classmate... Patrick Romppainen... Onni's classmate... Benjamin Ylikoski... Onni's classmate... Original Size (500x750)