character - himself

character - Muumipappa

character - Lennart

character - pankkirosvo

character - Eino Kirkasoja

character - Professor Viktor Valpas

character - Narrator (voice)

character - Dimitri

character - Vihavaino

character - Kauko Aaltonen

character - Pekka, manager

character - Erik, Ritvan serkku

character - Ilpo Härkölä