Gustav lives in Värnamo. He constructs a new boat engine, but needs time to complete it. The work has been financed by factory director "Hatt-Johan" Johansson who would like to sell the invention. Gustav's father returns from the United States and everyone thinks he's become a millionaire.
Sigurd Wallén
Sture Lagerwall
Thor Modéen
Eric Abrahamsson
Sickan Carlsson
