
Väinö Kehkonen, the head of a Helsinki-based construction company, takes his wife and the Ärmälä couple to Dr. Puosu for a rejuvenating hormone injection, which causes them to behave like children. The director, previously known for his lack of drive, gains energy and enthusiasm from the injection, both in his business and personal life.
Orvo Saarikivi
johtaja Antero Koro
William Markus
konttoripäällikkö Kivi

Uuno Montonen
konstaapeli Jeparinen
Kyllikki Forssell
konekirjoittajatar
Saara Ranin
äiti

Rauha Puntti
1. tyttö