Christopher "Chris" DeFaria (born May 20, 1959, Alameda County, California) is an American production manager/film producer, most recently of Gravity (2013), starring George Clooney and Sandra Bullock, and of Happy Feet Two (2011). As a child, he was a voice actor playing the part of Peppermint Patty in five Peanuts specials It Was a Short Summer, Charlie Brown (1969), Play It Again, Charlie Brown (1971), There's No Time for Love, Charlie Brown (1973), and A Charlie Brown Thanksgiving (1973). He voiced Peppermint Patty in the second Peanuts special, Snoopy, Come Home (1972). He voiced Pig-Pen in A Boy Named Charlie Brown (1969).His sister, Lisa, voiced Patty (not to be confused with Peppermint Patty) in four Peanuts specials: It's the Great Pumpkin, Charlie Brown (1966), You're in Love, Charlie Brown (1967), He's Your Dog, Charlie Brown (1968), and It Was a Short Summer, Charlie Brown (1969). Another sister, Gail, had voiced Peppermint Patty before Chris was cast. Gail did voice work in Charlie Brown's All-Stars (1966), You're in Love, Charlie Brown (1967), and He's Your Dog, Charlie Brown (1968).