Dennis Driscoll

Four strangers are summoned to the basement of an abandoned house by a mysterious entity known only as The Sentinel. One after another, they are forced to witness heinous deeds they have yet to commit – and which will damn them for all eternity.

Armchair Theatre is a British television drama anthology series of single plays that ran on the ITV network from 1956 to 1974. It was originally produced by Associated British Corporation, and later by Thames Television from mid-1968.