I Know You Are a Murderer...

I Know You Are a Murderer... was released on January 21, 1972.

I Know You Are a Murderer... was directed by Petr Schulhoff.

I Know You Are a Murderer... has a runtime of 75m.

I Know You Are a Murderer... was produced by Ladislav Novotný, Jiří Krejčí, Josef Mojžíš, Věra Winkelhöferová, Vlasta Mathauserová.

Dana, a young woman of loose morals, dies at the hands of a mentally unstable young man, Pavel. In a fit of jealousy, he could not restrain himself and killed the girl with a blow to the head. The police find the corpse thanks to Dana's friend Eva. And it's Eva who becomes Pavel's second victim. The young man, afraid of being found out, attacks the girl and drowns her in the bathtub. Lieutenant Zeman, a criminal investigator, is put in charge of the double murder as his first case, assisted by his more experienced colleague Suchánek. However, the investigation initially goes nowhere. While Pavel's father tries to commit his mentally ill son to a mental institution, Pavel commits another murder out of fear. Neither he nor the investigators know that Pavel has been a mere tool in someone else's hands for some time.

The key characters in I Know You Are a Murderer... are por. Zeman (Eduard Cupák), ppor. Suchánek (Jaroslav Moučka), Olga (Marie Málková).

I Know You Are a Murderer... is a Crime film.

I Know You Are a Murderer... has an audience rating of 5.7 out of 10.