Detective chief inspector Frank Thiel and forensic medical examiner Dr. Karl Friedrich Boerne are the lead protagonists of the German television series, Tatort Münster, part of the German television crime series Tatort, which has been running continuously since 1970. The fictitious detectives are portrayed by actors Axel Prahl and Jan Josef Liefers, respectively. This humorous police procedural series has been airing since 2002 and is produced for the German television channel WDR. Two episodes are produced each year and on November 25, 2012, the tenth anniversary of the show was celebrated with the episode "Das Wunder von Wolbeck" (German for "The Wonder of Wolbeck").[1]