A closed room mystery begins when an infamous tycoon is found dead in his bath tub. The famous police lieutenant Palmu is summoned to investigate.
Joel Rinne
as Palmu
Elina Pohjanpää
as Irma Vanne
Matti Ranin
as Toivo Virta
Leo Riuttu
as K.V. Laihonen
Leo Jokela
as Väinö Kokki
Elina Salo
as Airi Rykämö
Matti Oravisto
as Erik Vaara
Pentti Siimes
as Aimo Rykämö
Saara Ranin
as Amalia Rygseck
Leevi Kuuranne
as 'Batler' Veijonen
Jussi Jurkka
as Bruno Rygseck
Aino Mantsas
as Alli Rygseck
