Pekka and Pätkä work as inventors. Pätkä accidentally takes a photograph of bank robbers, who begin to track down the photographer. Soma Koivu, the former secretary of the property manager Kiivas, and police officer Antero Kangas help Pekka and Pätkä catch the robbers at a film studio where Pekka is working as a stand-in for Superman.
Esa Pakarinen
as Pekka Puupää
Masa Niemi
as Pätkä
Liisa Taxell
as Soma Koivu
Tommi Rinne
as Antero Kangas
Åke Lindman
as Arpi
Einari Ketola
as Joonas
Arvo Kuusla
as Leksa
Veikko Linna
as Vihtori Kiivas
Ossi Elstelä
as
Thure Bahne
as
Martti Seilo
as
Uljas Kandolin
as 'Teräsmies'
