The Lone Wolf in London

At a party thrown at the Metcalf estate, the Marquise D'Irancy's Sultana diamond disappears when the lights go out during a power failure. Suspected of the crime is William Kirkland, the wastrel son of the wealthy Kirkland family, but William's sister Diana comes to his defense. Aiding her in the investigation is Clamp, a wandering peddler.

Rival gangsters from Chicago move to London and attempt to extort money from rich Britons.

While treating a policewoman for smoking, hypnotherapist Michael Strother has a telepathic vision of a young girl floating beneath the surface of a stream. The escaped victim of a ritualistic serial killer, the girl has become mute, and Michael is called upon by Scotland Yard to unlock the secrets she holds in order to catch a man who believes he has discovered the key to immortality.

When legendary treasures from around the world are stolen, including the priceless Pink Panther Diamond, Chief Inspector Dreyfus is forced to assign Inspector Clouseau to a team of international detectives and experts charged with catching the thief and retrieving the stolen artifacts.

A glamour model helps Scotland Yard to catch a criminal gang.

An American doctor and his wife, a former singing star, witness a murder while vacationing in Morocco, and are drawn into a twisting plot of international intrigue when their young son is kidnapped.

Detective Inspector Campbell (Gordon Jackson) looks into the murder of a teacher at a girls school where there are a number of suspects, including her colleagues and the married man she had been seeing.

A teenage loner pushes his way into the underworld of a high school crime ring to investigate the disappearance of his ex-girlfriend.

A Scotland Yard officer investigates the mysterious disappearance of a series of corpses. Based on the novel by Stanisław Lem.

Sherlock Holmes investigates when young women around London turn up murdered, each with a finger severed. Scotland Yard suspects a madman, but Holmes believes the killings to be part of a diabolical plot.

After an innocent man is executed in a case he was responsible for, a Scotland Yard superintendent finds himself investigating the murder of his key witness.

The Pink Panther diamond is stolen once again from Lugash and the authorities call in Chief Inspector Clouseau from France. His plane disappears en-route. This time, famous French TV reporter Marie Jouvet sets out to solve the mystery and starts to interview everybody connected to Clouseau.