On screen
Cast
30 credited performers
Heimo Haitto
Olavi
Regina Linnanheimo
Anna
Aku Korhonen
Professor
Jalmari Rinne
Antti
Ossi Elstelä
Character not listed
Artwork unavailable
Jouko Ilvonen
Kauko
Artwork unavailable
Helinä Sirkiä
Helinä
Artwork unavailable
Kaarlo Marjanen
Narrator (voice) (uncredited)
Artwork unavailable
Anni Hämäläinen
Kaisa (uncredited)
Artwork unavailable
Lasse Lagus
Kalle (uncredited)
Irja Elstelä
Greta (uncredited)
Artwork unavailable
Leena Valkeala
Leena Valkeala (uncredited)
Artwork unavailable
William Reunanen
William Reunanen (uncredited)
Artwork unavailable
Taisto Lindegren
Taisto Lindegren (uncredited)
Artwork unavailable
Fiinu Autio
Fiinu Autio (uncredited)
Artwork unavailable
Olavi Suominen
Olavi Suominen (uncredited)
Artwork unavailable
Leo Sarri
Leo Sarri (uncredited)
Artwork unavailable
Aarre Koivisto
Aarre Koivisto (uncredited)
Artwork unavailable
Olavi Tuomi
Olavi Tuomi (uncredited)
Artwork unavailable
Arvi Järvinen
Arvi Järvinen (uncredited)
T.J. Särkkä
Toivo Särkkä (uncredited)
Artwork unavailable
Varma Lahtinen
(uncredited)
Artwork unavailable
Jaakko Furman
(uncredited)
Artwork unavailable
Rosi Rinne
Kalle's Mother (uncredited)
Uuno Montonen
(uncredited)
Aku Käyhkö
(uncredited)
Artturi Laakso
(uncredited)
Artwork unavailable
Martti Similä
(uncredited)
Artwork unavailable
Boris Sirpo
(uncredited)
Artwork unavailable
Cyril Szalkiewicz
(uncredited)