Sheriff Rosco P. Coltrane is a fictional character from the television series The Dukes of Hazzard, which aired from 1979 to 1985. He is portrayed as the bumbling but well-meaning sheriff of Hazzard County, often trying to capture the Duke cousins, Bo and Luke, who frequently find themselves in trouble. Rosco is known for his distinctive laugh and his loyal dog, Flash. The character is played by actor James Best, who brought a comedic touch to the role. Sheriff Coltrane often collaborates with his boss, Boss Hogg, and is characterized by his ineptitude and humorous antics, making him a memorable part of the show's charm.