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.

• Suomen Filmiteollisuus
• Joel Rinne
• Elina Pohjanpää
• Matti Ranin
• Leo Riuttu
• Leo Jokela
• Elina Salo
• Matti Oravisto
• Pentti Siimes