Line of Duty is absolutely the only thing worth watching on TV right now. Jed Mercurio’s script is witty, exciting and leaves you wanting more at the end of every single episode. The BBC2 drama has a stellar cast that includes the likes of Adrian Dunbar, Gina McKee, Lenny James, Neil Morrissey and Vicky McClure. But up-and-coming Martin Compston gives a standout performance as DC Steve Arnett, a young copper ...keep reading