Theatre 625 is a British television drama anthology series, produced by the BBC and transmitted on BBC2 from 1964 to 1968. It was one of the first regular programmes in the line-up of the channel, and the title referred to its production and transmission being in the higher-definition 625-line format, which only BBC2 used at the time.

The events of the Easter Rising, told in the style contemporary news broadcasts and a series of dramatic reconstructions.

In 1921 Dublin, the IRA battles the "Black & Tans," special British forces given to harsh measures. Irish-American medical student Kerry O'Shea hopes to stay aloof, but saving a wounded friend gets him outlawed, and inexorably drawn into the rebel organization by his former professor Sean Lenihan, who has "shaken hands with the devil" and begun to think of fighting as an end in itself. Complications arise when Kerry falls for a beautiful English hostage, and the British offer a peace treaty that is not enough to satisfy Lenihan.

An American insurance executive, who sees his wife and children die when a plane crashes into their vacation cottage on the Irish coast, uncovers a series of suspicious clues indicating that it was no accident after a pretty financial reporter who resembles his dead wife turns up.

Two separate people, a man and a woman, find something very stirring about the sea turtles in their tank at the London Zoo. They meet and form an odd, but sympathetic camaraderie as they plan to steal two of the turtles and free them into the ocean.

Thomas Crimmins is a new warder, or guard, in an Irish prison. He is young, naive, and idealistic, determined to serve his country by his part in meting out justice to criminals. His superior, Regan, however, realizes that even prisoners are human beings, and Regan is sick of the eye-for-an-eye attitude that leads the state to execute condemned men, or "quare fellows." Crimmins begins to see that not all is black and white in his new world, and when he becomes involved with Kathleen, the wife of one of the condemned men, his attitude begins to change. When new evidence arises to suggest that Kathleen's husband may not deserve his fate, Crimmins is torn between his duty and his humanity.

During the troubles in Ireland an IRA bomb plot is hatched to blow up a British power station. Sean Rogan (Tom Bell) is an IRA bomb expert and escapes from prison to try and stop the destruction.

Max Varnel’s British mystery thriller. After discovering a famous painting is a forgery, a noted art critic is killed by a hit-and-run driver. Starring Ray McAnally, Catherine Feller and Yvonne Buckingham.