The fourth form monsters' latest trick is their best yet – they have burned down the school! As the girls stand trial, police breathe a sigh of relief, but miraculously the judge's infatuation with a student means the school is freed. For the authorities, it means a new reign of terror as the girls of St Trinian’s regroup with gleeful anticipation.

The Belgian detective Hercule Poirot investigates a series of murders in London in which the victims are killed according to their initials.

A meek bank clerk who oversees the shipments of bullion joins with an eccentric neighbor to steal gold bars and smuggle them out of the country.

Two Welsh coal-mining brothers win a trip to London to claim a monetary prize. They are supposed to meet a newspaper reporter who will be their escort. Instead, the brothers are launched into an adventure with some London riff-raff. It is up to the reporter to look out for the brothers, and what a job it turns out to be!

P.C. George Dixon is a long-serving traditional copper who is due to retire shortly. He takes a new recruit under his aegis and introduces him to the easy-going night beat. Dixon is a classic ordinary hero but also anachronistic, unprepared and unable to answer the violence of the 1950s.

After mercifully killing her terminally ill lover, Dr. Christine Allison loses her medical license and spends two years in prison. Once she has completed her sentence, the lawyer who prosecuted Christine, Stephen Dane, hires her to care for his emotionally unstable wife, Liane. Christine takes the job, but when Liane's allegedly dead father reappears, Christine sets out to reveal the family's dark secrets.

An American movie company wants to shoot a science-fiction film using a British army barracks as a location, and its soldiers as actors.

The Doctor and Jo visit the Master in his high-security prison on an island off the south coast of England. The governor, Colonel Trenchard, says ships have been disappearing mysteriously at sea. The Doctor discovers that Trenchard and the Master are in league to contact the Sea Devils, a race of reptiles in hibernation in a base beneath the sea, who have been awoken by recent work on a nearby sea fort. The Master intends to use his new allies to help him conquer the world!

A trade union official becomes governor of a British island colony.

Justice, the poets have it, is a blind goddess. Eric Portman stars as the lawyer defending a lord, Hugh Williams, accused by his secretary Michael Dennison of having diverted public funds for his own use.