About this programme
Geoffrey Wansell explores how Louisa Merrifield poisoned elderly employer Sarah Ricketts at her Blackpool bungalow for inheritance and was hanged at Strangeways Prison.
TVGuideUK
Programme listing
UK Crime Files: The Blackpool Poisoner has no further showing currently listed. It was last on True Crime at 00:00 on Sun 1 Nov 2026.
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Geoffrey Wansell explores how Louisa Merrifield poisoned elderly employer Sarah Ricketts at her Blackpool bungalow for inheritance and was hanged at Strangeways Prison.