ABC Murders

The three-part series, set in 1930s Britain, is based on the best-selling Agatha Christie novel. Award-winning actor John Malkovich plays the fastidious sleuth Hercule Poirot. Poirot begins to receive letters from a mysterious ABC, and when murders take place, he races against time to find the serial killer who leaves behind clues at the scene of each crime. The series is directed by Alex Gabassi and written by Sarah Phelps. Phelps even develops a backstory for Poirot. Harry Potter star Rupert Grint essays the role of Inspector Crome. Andrew Buchan, Eamon Farren, Jack Farthing, Gregor Fisher, Tara Fitzgerald, Henry Goodman and Shirley Henderson also feature in the series.