Sakari Jurkka

as Ministeri

as Kaarlo Manninen

as Toijala

as Fyysikko Edward Teller - Todistaja

as Producer

as Roopertti, "Roope"

as Oki

as Sirkustirehtööri

as Paul

as Raffu Larkamo

as Mikko

as Antero

as Otto Kiesi

as Rinne

as Narrator (voice) (uncredited)

as Kalle

as Vili Vesterinen

as Volmari

as Johannes Kajava

as Jalmari Karvi

as Captain

as Olavi Metso

as Fedja

as Jokinen

as Veikko Hallberg

as Martti Mikonpoika

as Eero Veisto

as Mattis-Niila

as (uncredited)

as Ludvig Runeberg (uncredited)