One of the most famous and beloved mysteries from The Queen of Suspense--Agatha Christie--now a Lifetime TV movie. ``Ten . . .`` Ten strangers are lured to an isolated island mansion off the Devon coast by a mysterious ``U. N. Owen.`` ``Nine . . .`` At dinner a recorded message accuses each of them in turn of having a guilty secret, and by the end of the night one of the guests is dead. ``Eight . . .`` Stranded by a violent storm, and haunted by a nursery rhyme counting down one by one . . . as one by one . . . they begin to die. ``Seven . . .`` Which among them is the killer and will any of them survive?