Season 5

01 The Enemy Within (Part 1) Episode 13rd August 2016 New colleagues join the team when DI Bellamy is shot dead. 02 The Enemy Within (Part 2) Episode 210th August 2016 03 The Enemy Within (Part 3) Episode 317th August 2016 04 The Enemy Within (Part 4) Episode 424th August 2016 05 The Enemy Within (Part 5) Episode 531st August 2016 06 The Enemy Within (Part 6) Episode 631st August 2016 Alisha obtains evidence to incriminate Drummond from his wife Chrissy and, after she is attacked and it is stolen, its recovery proves that Drummond's son Luke was the attacker. Realizing that the game could be up for him Drummond goes to see Joseph and asks him to keep a secret. The connection between Joseph, Mo Jones and Drummond will eventually solve the mystery as to who killed Sarah, and Martha and her husband and bring Drummond down.