"The Grinning Man" is a feature-length episode of the BBC crime drama series Jonathan Creek, first broadcast on 1 January 2009. The episode marked the series' return to television following a five-year hiatus, and saw the return of Alan Davies as the show's titular sleuth. Stuart Milligan returned to the series as Jonathan's boss, magician Adam Klaus, while the episode also introduced Sheridan Smith as Joey Ross, Jonathan's crime-solving assistant.