A beautiful summer day in Moomin Valley. Suddenly, a wasp stings Moomintroll, who falls ill and has to stay in bed. To cheer him up, Moominpappa recounts his youthful adventures; his misunderstood childhood, escape from an orphanage and his historic meeting with the inventor Hodgkins.
as Muumipeikko (voice)
as Nuori Muumimamma / Mymmeli / Pikku Myy (voice)
as Hosuli / Nipsu / Haisuli (voice)
as Niiskuneiti / Tahmatassu / Siili / Sosuli / Mymmelilapsi (voice)
as Fredrikson / Muumipappa / Apulainen (voice)
as Nuori Muumipappa (voice)
as Muumimamma / Hemulin täti (voice)
as Juksu / Edward / Itsevaltias / Hemuli / Nuuskamuikkunen (voice)
