as Kalevi Iivarinen
as Muumipappa (Finnish version) (voice)
as Pikku-Antti
as Mellola
as Lars Djupsjöbacka
as Pena
as Otto Johansson
as Professor Steenbeck
as Kaapo
as Werneri Ahokas
as Uolevi Ranta
as Police Lieutenant Eero Jansson
as Principal
as Kent Polvikarva
as Eero Jansson
as Civil Defence Man
as Romppainen
as Voitto Kiimalainen
as John
