A BBC Radio 4 Full-Cast Dramatization starring John Moffatt as Hercule Poirot. George Cole, Michael Cochrane, and Clive Merrison are among the cast in this adaptation of Agatha Christies intriguing mystery. Hercule Poirot is a guest at a weekend house party, given at the Cornish clifftop home of the celebrated actor Sir Charles Cartwright. The other visitors include keen amateur detective Mr. Satterthwaite and distinguished Harley Street nerve specialist Sir Bartholomew Strange.Death visits the house soon after Poirots arrival, the victim an elderly clergyman whos only had a sip of dry martini. Did the reverend suffer some kind of seizure - or was he murdered? An analysis of the glass yields nothing suspicious, and the Reverend Babbingtons unfortunate demise is put down to natural causes.