Trial & Retribution is a feature-length ITV police procedural television drama series that first aired on 19 October 1997. Written and devised by Lynda La Plante as a follow-on from her successful television series Prime Suspect, each episode was typically broadcast over two nights. David Hayman stars as the main protagonist of the series, DCS Michael "Mike" Walker. Throughout the series, he has two main sidekicks: DI Pat North in Series 1–6 and DCI Róisín Connor in Series 7–12.

Timothy L. McInnerny is an English actor. He is known for his many roles on stage and television, including as Lord Percy Percy and Captain Darling in the 1980s British sitcom Blackadder.