“Law & Order” is a notable American TV series that blends police procedural and legal drama, conceived by Dick Wolf as part of the broader Law & Order franchise. The show made its debut on NBC and was later broadcast on various cable networks through syndication. It first aired on September 13, 1990, and wrapped up its 20th and final season on May 24, 2010. When it was canceled, “Law & Order” held the record as the longest-running crime drama in American primetime television history. Alongside “The Simpsons,” it shared the distinction with “Gunsmoke” as the second longest-running scripted American primetime series featuring recurring characters.