Beck follows Swedish police officer Martin Beck and his team as they investigate various crimes.

A cold case turns topical again and turns everything upside down, intertwining the lives of several people.

Anna’s and Thomas’ bandmate was not supposed to die, and Anna was not supposed to kiss Thomas in the aftermath. Nor was she supposed to leave everything and move to Berlin, and Thomas was most certainly not supposed to just show up in Berlin one day, when she’s gotten a new life and moved on from him. But music has its own way.

A body is found in the water near Liljeholmen. The body belongs to a 39-year-old Danish citizen with a solid criminal record and who was a member of a notorious Danish drug gang. Should the Beck Group get a gang war on their necks? Martin Beck is back to the joy of the entire Beck group. Martin's daughter Inger is not as happy but has to accept her father's decision to start working again.

The bodies of two buried men are found and despite persistent attempts, they cannot be identified. When another man is murdered they discover new evidence that soon leads them to an Islamist terrorist cell.

The murder of a restaurant owner who is gunned down in front of a diner full of customers has unexpected repercussions for Alex, whose brother, Paul, represented two men expected of involvement in the killing. Meanwhile, Steinar, amidst tension with Alex and the breakdown of his marriage, accepts the offer of a transfer from Klas.

A film about two encounters. One where two young people made a promise to meet again in five years when they had become successful. And one five years later, where they both should meet again and celebrate their success. But life is one thing, and dreams another.

An elderly woman dies in a hospital in Stockholm and it turns out that she suffered from an incurable disease. Her son refuses to believe that it was the disease that was the primary cause of her death.

A man is found dead at a flea market in southern Stockholm. It looks like an ordinary robbery gone wrong, but the investigation takes an unexpected turn.

The Beck group is called out to investigate the brutal murder of a man in his own house and Vilhelm, Beck's grandson, ends up being kidnapped.

Two traffic officers on a quiet morning shift try to stop a car for speeding. When the car finally pulls over, the driver gets out and shoots at them, killing one of the officers in cold blood. A national alert is issued and an extensive search for the ruthless killer begins, with the Beck group at the lead. Neither the officer’s shocked and wounded colleague nor any of the witnesses have seen anything helpful to the police. Finally, they find the car registration number using a surveillance camera. But, when they enter the car owner’s apartment, they find him shot to death. The first day of summer is a long one for the Beck group, as the killer has more victims on his list.

Three men enter a luxury apartment in Stockholm dressed as couriers. But what appears to be a robbery ends in a brutal murder that resembles an execution. Vilhelm Beck's patrol is the first to arrive. Haunted by his memories as a hostage, Vilhelm soon begins his own investigation into the case, which leads to a surprising contact with the Beck group.

Three brutal murders are committed in a house in a quiet suburb. The victims are a former police officer, his wife and their 10 year old son. The Beck group takes on the case and find that there is a hidden security room in the victims’ house, containing stolen weapons. They find fingerprints from a criminal who was involved in a robbery 4 years ago. After the robbery, he shot his accomplices and disappeared without a trace, along with their haul of 6.3 million. The question is how the former police officer ended up with the weapons and how is he connected to the thieves? The case wakes strong feelings at Police Headquarters and takes highest priority.

The Beck group, with Alex Beijer as new group manager, is given a case where a 12-year-old girl found her mother dead below the stairs at home. Is it an accident or would someone have the single mother something bad? It turns out that the family lives with a protected identity and during the investigation, the case takes several surprising twists.

Nothing is the way it should be in the Beck group. Josef is suspended, pending an internal investigation. Klas Fredén offers to help Josef. But nothing in life is free.

When a well-known crime boss is murdered by a sniper in front of his family, Beck and his team are challenged to discover which one of his many enemies could be responsible for the crime.

A man is found brutally murdered at a running track in the woods. At the same time, Josef resumes the relationship with a former girlfriend from school, Cissi, whose father recently died of a sudden heart attack during a robbery. Josef goes against Alex's directive and begins an unofficial investigation into Cissi's father's death, which puts him in a complicated conflict situation.

A jawbone is found in the middle of the forest. When the rest of the body is found, it turns out that it has just recently been moved and belongs to Viktor Eklund, who has been missing for five years.

A candidate for the Nobel Peace Prize is brutally stabbed to death in central Stockholm just after a meeting with two lawyers from the war tribunal in The Hague. One of the witnesses worked with Alex when she was in the Middle East.

A man is beaten to death in the Middle East. In Stockholm, a young woman disappears on her way home from work. These two events will prove to be related. Since Martin Beck has quit, Steinar Hovland leads the search for the missing girl. But Martin is drawn into the case when he decides to help the national Security Police investigate a suspected terrorist. They soon realize that they are in a race against time to stop a catastrophe.