Friendship, courage and ingenuity are put to the test once again as Pertsa, Kilu and Pirkko embark on an epic adventure to solve the mystery of an old map. Twin girls Vappu and Kerttu also join the flight, and the suspense is increased when the cunning criminal Annabella Pehko jumps on board as a stowaway.
Pauli Kesälä
as Pertsa
Leon Ruokola
as Kilu
Sara Vänskä
as Pirkko
Kaarina Mattila
as Vappu
Klaara Mattila
as Kerttu
Alina Tomnikov
as Annabella Pehko
Joonas Vartia
as Jere the Dealer
Hannes Suominen
as Rikosetsivä Paavola
Anu Sinisalo
as Pertsa's mother
Turkka Mastomäki
as Pertsa's father
Elsa Saisio
as Kilu's mother
Ville Myllyrinne
as Kilu's father
