Uuno Turhapuro hits his head and loses his memory. Meanwhile, his friend Härski Hartikainen founds a new peace movement with unorthodox methods.
| Actor | Role |
|---|---|
 Vesa-Matti LoiriUuno Turhapuro | Uuno Turhapuro |
 Marjatta RaitaElisabeth Turhapuro | Elisabeth Turhapuro |
 Spede PasanenHärski Hartikainen | Härski Hartikainen |
 Simo SalminenSörsselssön | Sörsselssön |
 Marita NordbergMrs. Tuura | Mrs. Tuura |
 Tapio HämäläinenTuura | Tuura |
 Elli CastrénUnelma Säleikkö | Unelma Säleikkö |
 Pentti SiimesAivokainen | Aivokainen |
 Juhani KumpulainenStiftel | Stiftel |
| RRisto AaltonenNot listed | Not listed |
 Leo LastumäkiNot listed | Not listed |
 Ville-Veikko SalminenNot listed | Not listed |
| MMirjam HimbergNot listed | Not listed |
 Aarre KarénNot listed | Not listed |
| AAapo VilhunenNot listed | Not listed |
 Vesa VierikkoNot listed | Not listed |
| AAnna-Maija KokkinenNot listed | Not listed |
| MMarja-Leena TurpeinenNot listed | Not listed |
| EErkki KarjalainenNot listed | Not listed |
| LLeena SarviNot listed | Not listed |
| JJaakko KytömaaNot listed | Not listed |