Simo Penttilä

Dentist Lauri Liesi is performing as a magician in the Hotel Metropol. Meanwhile, during his performance top-secret letters of engineer Arpila are stolen from his room. Mr. Liesi is then being accused of the theft. To clear his name he starts to investigate and search the culprits from the criminal underworld. With the help of a former circus man Romonen he begins to unveil the truth.

Captain Kaarnoja finds himself caught up in intrigues and a dispute between the noblewoman Elisabeth and her cousin, Captain Gyllenskiöld. Kaarnoja comes into possession of a mysterious letter, which leads him and his loyal companion Sergeant Erkinpoika into battles, ambushes, and sword fights.

The confident Colonel (ret.) Rainer Sarmo, alias 'Dead Man', charms women and knocks out crooks. Together with his friend Captain (ret.) Mikko Vehmer, he tracks down crime boss Thomas Gardener. The mysterious beauty Berita confuses the course of events.

Lieutenant General T.J.A. Heikkilä travels to the Republic of Sierranueva together with his military servant Tlaca and Captain Silvio. The trio uncovers political machinations and helps the righteous marquis don Ramiro. Women can't resist the handsome Heikkilä, who takes the heart of even the beautiful Camilla.

Sarmo explores the mystery associated with the murder of a landowner and the tangle of crimes, threats, and conspiracies created by a letter he left behind. At the same time Sarmo helps the consuls of imaginary small states of South America in a difficult situation, and charms their daughters.

Rainer Sarmo and Mikko Vehmer stumble upon a Russian counterfeit league. They help Leila Varta, who tries to save her brother Raimo from the evil Josef Hakim. The beautiful pianist Maria Lichter is puzzled by the events.

Two Finnish naval captains face spies in Gothenburg harbor during the second world war.

Engineering student Petteri and retired captain Jere Renkonen arrive in Terijoki as guests of architect Matti Marras at the villa he has rented. In the midst of everything, the owner of the villa, Russian émigré prince Asatiánts, arrives with his niece Darja. Petteri eavesdrops and learns that the prince is expecting a "man from Marseille" at the villa. This man is supposed to take a secret document hidden in a large cabinet in the hall across the border to Moscow, containing information about the hiding place of the prince's family jewels.