Markku Toikka
Antti Rahikainen
Esko Nikkari
Inspector Pennanen
Olli Tuominen
Detective Snellman
Harri Marstio
Singer in the Restaurant Band
Pedro Hietanen
Pianist of the Restaurant Band
Hannu Lemola
Drummer of the Restaurant Band
Tarja Keinänen
Mrs. Pennanen
Heljä Angervo-Karttunen
Performer at the Opera (uncredited)
Juuso Hirvikangas
Man at Police Station (uncredited)
Jorma Hynninen
Performer at the Opera (uncredited)
Kalervo Katajavuori
Police Officer (uncredited)
Ari Kettunen
Police Officer (uncredited)
Kari Kuoppa
Performer at the Opera (uncredited)
Jouko Lumme
Police Photographer (uncredited)
Pirjo Luoma-aho
Sonja's Co-Worker (uncredited)
Jaakko Ryhänen
Performer at the Opera (uncredited)
Mikael Sievers
Painter's Helper (uncredited)
Aino Takala
Performer at the Opera (uncredited)
Taru Valjakka
Performer at the Opera (uncredited)
Tapani Valtasaari
Performer at the Opera (uncredited)
Merja Wirkkala
Performer at the Opera (uncredited)
