As a youngster, Patrick played "Eddie Munster" on "The Munsters" (1964) and starred in the Krofft Saturday morning series "Lidsville" (1971). He tried retiring from show business, but when money ran short, he returned with a musical group called "Eddie and the Monsters". He also worked with MTV to create "The Basement Tapes", a program designed to give exposure to unsigned musical acts.

Butch's stepfather is former pro baseball player Ken Hunt .Has a half-sister named Kerry Lynn Sprick (formerly Kerry Lynn Hunt).Formed a band called "Eddie and the Monsters" in 1983 and got a mild hit off the novelty song "What Ever Happened to Eddie?" The video got some airplay and was the instigator for MTV's "The BasementTapes," which was a showcase for unsigned bands.Once played himself on an episode of "The Simpsons" (1989).Usually booked solid for Halloween parties and events due to his "Munsters" association.Ranked #45 in VH1's list of the "100 Greatest Kid Stars"Attended the 2007 Twilight Zone Convention at the Hilton Hasbrouck Heights, Hasbrouck Heights, New Jersey, August 4-5, 2007.Best friends of former child actors: Brandon Cruz , Danny Bonaduce and Bill Mumy .Best known by the public for his role as Eddie Munster on "The Munsters" (1964).Suffered a near-fatal drug overdose days after walking out of a rehabilitation center in New Jersey earlier in November 2010. He had checked in to treat his cocaine addiction and to recover from the breakup with his fiancé, Donna McCall, a former NFL cheerleader, with whom he had moved to New Jersey [November 24, 2010].His agent is Jodi Ritzen.