20 volunteers agree to take part in a seemingly well-paid experiment advertised by the university. It is supposed to be about aggressive behavior in an artificial prison situation. A journalist senses a story behind the ad and smuggles himself in among the test subjects. They are randomly divided into prisoners and guards. What seems like a game at the beginning soon turns into bloody seriousness.

Moritz Bleibtreuas Tarek Fahd, Prisoner Nr. 77
Christian Berkelas Robert Steinhoff, Prisoner Nr. 38
Justus von Dohnányias Berus
Maren Eggertas Dora
Edgar Selgeas Professor Dr. Klaus Thon
Andrea Sawatzkias Dr. Jutta Grimm
Oliver Stokowskias Günther Schütte, Prisoner Nr. 82
Wotan Wilke Möhringas Joe Maier, Prisoner Nr. 69
Nicki von Tempelhoffas Kamps
Timo Dierkesas Eckert
Rainer Klausmann