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.
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.
Season 1 episodes
Choose an episode, then use the watch options above for the show.
Episode 1
Episode 1
56m7.8 / 10
It's 1933, and an older and greyer Hercule Poirot receives letters threatening murder. When no-one listens to his appeals, the once great detective must take matters into his own hands.
Episode credits
Directed by Alex GabassiWritten by Sarah PhelpsGuest stars Neil Hurst, Kevin McNally, Tamzin Griffin
The ABC killer sends more letters promising to spill blood. Hercule's past, integrity and identity come into question while he fights a rising tide of xenophobia.
Episode credits
Directed by Alex GabassiWritten by Sarah PhelpsGuest stars Gregor Fisher, Cyril Nri, Lorenzo Harani, Ash Matthews
With the ABC killer still on the loose, Hercule realises that only he holds the key to the murders. He faces a race against time to stop the bloodbath.
Episode credits
Directed by Alex GabassiWritten by Sarah PhelpsGuest stars Henry Goodman, Alexander Kirk