For a start, most of the exciting things that are done by the hero are unprofessional, or downright illegal. If a psychologist ever hid under a bed to get evidence, as Robson Green's character does in Wire in the Blood he would be banned from any further contact with the police and probably driven out of the profession.
With the new series of Rab C. Nesbitt about to be unleashed on BBC2 tonight - 25 years after the character first appeared on screen in Naked Video - I thought I would ask the series' writer/creator Ian Pattison some questions. This may prove to have been a mistake. Never mess with a comedy writer...