The Beast Must Die S1, E4

Following the death of her son in a hit and run, all Frances Cairnes wants is to hunt down and kill the man she believes is responsible. When she finally tracks him down, she tricks her way into his house and plots his murder from within.

Cast:Cush Jumbo , Billy Howle , Douggie McMeekin , Mia Tomlinson , William Llande , Aasiya Shah , Maeve Dermody , Geraldine James , Barney Sayburn , Elina Knihtilä , Karenza Boscawen , Manjinder Virk , Nathaniel Parker , Emily Taaffe , Jared Harris , Zahra Ahmadi , Nico Mirallegro , Richard Frame