Tomas Mårten Klingberg (born April 1, 1968) is a Swedish actor, screenwriter and director. Klingberg is best known for his role as Nick in the films about the police detective Martin Beck.
Swedish drama based loosely on a true story. Marten Klingberg plays Peter, an engaged man who finds himself attracted to a gay man called Nassim (Pjotr Giro). Peter's life is suddenly transformed from one of married domestic routine to one of passionate lust and longing for his new gay lover. However, things take a tragic turn when Nassim is discovered dead and Peter is accused of his murder.
A man is raping women after having met them through ads on public noticeboards. At first this seems like an easy crime to solve for Martin Beck and his colleagues but they soon discover that somebody's motivations are far more complex.
An Asian woman is found dead in the water of Stockholm's archipelago. She has been murdered and everything indicates that she was a prostitute. Meanwhile a series of break-ins has occurred on an island outside of Stockholm. Suddenly a retired old man is also found dead in his own yard. Now Beck has two cases to solve and they both point in the same direction.