The show consisted of forty episodes, half of which were live and half of which were filmed. The shows, which often involved murder, were intended to confuse and mystify the audience.

A mystery-themed anthology series, whose episodes played on the fears and suspicions of the audience. It lasted for a single season and 42 episodes. Actor Dennis O'Keefe was the original host of the series, but , Walter Abel replaced him when episode reruns were broadcast in 1959. The first episode was directed by Alfred Hitchcock, who was one of the series' executive producers.—Dimos I