‘This is big – and I’m gonna prove it,’ declares trainee detective Rash in this week’s episode of the cracking crime drama.
Despite the evidence suggesting there’s a clear killer in the triple murder, Rash knows (as do we) there’s much more to this case than meets the eye. The bosses believe troubled Henry is their man, but Rash thinks he’s being set up…

Stefan, meanwhile, is in big trouble with his boss (Anna Chancellor, getting some great lines this week) after he and Rash – now officially a comedy crime-solving double act – come up with a plan that has major implications for the Serious Fraud Office’s case.