8-year-old Selma Traskvist and her family are in danger of being evicted from their home, when Selma meets scientist Efraim von Trippelhatt who is working to build an airship and prove Santa's existence.
as Selma
as Efraim von Trippelhatt
as Nordenstierne
as Fabrikörn
as Pappa Traskvist
as Mamma Traskvist
as Morfar Otto
as Signe
as Rupert
as Grimundius
as Alamandha
as Valborg
as Tomtevettingen
as Assistent Lundström
as Kettil Felterus
as Journalist
