Hans Lindgren

as Sven

as Self

as Shallow

as Ben

as Sandeman

as Rektor

as Lindberg

as Mr Sjöland

as Doctor (voice)

as Blom (voice)

as pappa

as Kraffmann

as Armas Svalemo

as Greve

as Borgmästaren

as Karl Wilhelm

as Mayor Hjalmar Berg

as Forell

as Lindgren

as Edvard Olsson

as Alf "Affe" Persson

as Dancer in Uppsala

as Errand Boy (uncredited)

as Pelle

as Ante

as Bigge Nilsson

as Olle

as Katarina swimming team

as Rasmus Bock