Uuno Turhapuro is a lazy man who abhors manual labor, but has the ability to talk himself out of any sticky situation, usually with his long-suffering wife. In this, his first feature film appearance, Uuno embarrasses his wife in public, tricks his best friend, accidentally goes on a diet, and becomes a famous violinist.

Vesa-Matti Loiri
as Uuno Turhapuro

Marjatta Raita
as Elisabeth Turhapuro

Spede Pasanen
as Härski Hartikainen

Juhani Kumpulainen
as Kotkala-Hammaslärvänen

Simo Salminen
as Lettunen

Mirjam Himberg
as Mrs. Välivilja

Leila Itkonen
as Mrs. Kotkala-Hammaslärvänen

Anna-Liisa Ruotsi
as Huvilanaapuri

Rauni Ikäheimo
as Levykaupan omistaja

Tiia Louste
as Levykaupan myyjä