sentences:  Yates was often seen with his gray-haired partner Detective Mitch Murphey, voiced by Matt Stone.Murphey, along with the rest of the Park County Police Department, is generally shown to be more sensible and less corrupt than Yates, often following his example reluctantly, although they are still prone to the typical incompetence seen in the show's adults.Murphey has also been referred to by the name Harris ("The Jeffersons" and "Free Willzyx") but the name Murphey is used in scripts and he has been known as Mitch ("Eek, a Penis!"