A young Polish filmmaker sets out to find out what happened to Mateusz Birkut, a bricklayer who became a propaganda hero in the 1950s but later fell out of favor and disappeared.

• Zespół Filmowy "X"
• Krystyna Janda
• Jerzy Radziwiłowicz
• Tadeusz Łomnicki
• Jacek Lomnicki
• Michał Tarkowski
• Piotr Cieślak
• Wiesław Wójcik
• Krystyna Zachwatowicz