The Salisbury Poisonings
Episode 4
S1 E4:
As the city struggles to cope with the renewed panic, Tracy learns that the contamination radius might be even bigger than last time. The second poisoning outbreak is much worse than the first, the random discovery means the poison could be anywhere.
Starring
Anne-Marie Duff, Rafe Spall, MyAnna Buring
Director
Saul Dibb