Vicki Pepperdine (born 24th July 1961) is an English comedy actress and writer. She was nominated for two BAFTA TV Awards for co-writing the BBC sitcom Getting On (2009–12), and was also nominated for a British Comedy Award for her portrayal of Dr Pippa Moore in the series.
A boastful girl at a Halloween party tells Mrs. Oliver that she once witnessed a murder; the same girl later drowns in an apple-fishing bucket, and Poirot must solve a two-pronged mystery: who killed the girl and what, if anything, did he witness?