by Agatha Christie, dramatised in six parts by Michael Bakewell.
With Maurice Denham as Hercule Poirot, Janet Maw as Katherine Grey and and Robert Beatty as Rufus Van Aldin.
5: A Dancer's Revenge
When Ruth Kettering is found murdered on the Blue Train and her priceless set of rubies gone, both her husband Derek and her former lover become suspects. And when Hercule Poirot finds the latter has recently acquired a set of rubies, the case would seem to be cut and dried ... or is it?
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