Any great drama keeps viewers guessing until the very end. And it looks like ITV’s new thriller Trigger Point is going to follow suit, with plenty of twists and turns packed into each instalment to keep us captivated. At the end of Sunday 6 February episode, viewers watched as Lana Washington (Vicky McClure) discovered vital evidence that seemed to point to her colleague John Hudson (Kris Hitchen) as the inside man behind the recent bomb plots.