Lt. Kojak arrives in Budapest as a guest speaker for the 'International Crime Writers Conference'. Soon after he starts enjoying the pleasures that the city has to offer, he assists his old friends at the police department with a case. The case involves solving the murder of a noted scientist, unaware that a Mafia hit man and his female companion are targeting him.

Top New York cop Theo Kojak finds himself trapped in a tangled web of false trials, jealousies and murderous scheming as he investigates the death of two young boys. Their bodies are discovered in a Harlem river, the boys mother is the major suspect. But what appears to be an open shut case soon becomes something much more sinister.

After a flighty young woman accidentally witnesses a Mob hit in an Italian restaurant, New York Police Inspector Theo Kojak must both protect her from an unscrupulous Dutch hitman, and bring Mob kingpin Tony Salducci to justice.

After discovering the connection between a corrupt city commissioner and Colombian killers, Kojak is framed for the murder of a call girl and is prosecuted by former police detective Crocker, now an assistant D.A.

Lt. Theo Kojak uncovers a Nazi conspiracy.

Kojak charms his way into high society to investigate art thefts that are tied to munitions smuggling and murder.

Investigating the murder of a writer responsible for a Mob exposed, Kojak discovers that the dead man's wife is an old flame.

One of Kojak's old enemies uses Ariana, a young Greek girl, as bait to trap the legendary New York detective. Meanwhile, Kojak finds himself a brash young associate.

Parodying the TV police character Kojak, Leman, identifies himself with Kojak by his hat and lollipop, firmly stuck in his cheeks. He tries to help a woman by picking up a package that falls from her bag, and the package is filled with flour that he thinks is morphine. The woman turns out to be a flirtatious widow who wants to become a photo model. All the stories in the film are spoofs, and the suspected bandits reveal themselves as filmmakers.

A homicide detective begins to suspect that the black teenager accused of murdering two white girls is being framed by his fellow detectives.