1933. Hercule Poirot, older and greyer, receives letters threatening murder. The sender signs themselves only as “A.B.C.” When he takes the letters to the police looking for help, Hercule finds all his old friends have moved on. But soon there is a murder and the once-great detective must take matters into his own hands.

Release : December 26, 2018

Website : https://www.bbc.co.uk/programmes/b0bxbvtl

Total Eps : 3 / 60 minutes

Total Season : 1

Rating : 6.46