Master Tuula Vihervo teaches languages at a women's college, where American-Finnish Charles Thompson Jr arrives to do an inspection on behalf of his father's college donor. The arrival of a guest and Tuula's infatuation causes a stir inside the college and in a restaurant in Helsinki, where Tuula starts performing as the singer Irina Meller.
| Actor | Role |
|---|---|
 Birgit KronströmTuula Vihervo | Tuula Vihervo |
 Tauno PaloCharles Thompson Jr. | Charles Thompson Jr. |
 Aino LohikoskiIrja Helve | Irja Helve |
 Leena HäkinenPupil | Pupil |
 Kullervo KalskeHelminen - Teacher | Helminen - Teacher |
 Salli KarunaAurora Kemppilä | Aurora Kemppilä |
 Aku KorhonenSöderberg - Janitor | Söderberg - Janitor |
| LLeevi LinkoEditor | Editor |
 Rauni LuomaPress woman | Press woman |
 Elina PohjanpääPupil | Pupil |
 Rauha RentolaSinger | Singer |
| TTiina RinnePupil | Pupil |
 Oiva SalaEditor | Editor |
 Heikki SavolainenPitkä | Pitkä |
 Arvi TuomiAf Heickel - Doctor | Af Heickel - Doctor |
 Oke TuuriPätkä | Pätkä |
| MMailis VaajaPupil | Pupil |