Agatha Christie mystery in which one of ten suspects in an isolated island mansion is a killer. Who is It?

Live television presentation of Agatha Christie's famous work "Ten Little Indians". A group of amoral people are invited to an isolated island mansion. Upon arriving, a recorded phonograph message accuses them of certain crimes in which they could not be touched by the law. After one dies from poison, another from an overdose of sleeping pills, a third from being struck/falling into a fire, and a fourth from stabbing, (all according to the ten little Indians nursery rhyme) the remaining number realize the killer is among those present. In the desperate game to survive, the remaining number try to figure out who the killer is, before they are murdered. Who will be next?—John Tristan <[email protected]>