Home People Tracey Walter Tracey Walter shows Tracey Walter shows Tracey Walter TV Shows (35) Criminal Minds (2005) He was 57 years old It's Always Sunny in Philadelphia (2005) As Bum, He was 57 years old Veronica Mars (2004) He was 56 years old Cold Case (2003) He was 55 years old Reno 911! (2003) He was 55 years old Teen Titans (2003) He was 55 years old Boomtown (2002) He was 54 years old Monk (2002) As The Professor, He was 54 years old The Division (2001) He was 53 years old Brimstone (1998) He was 50 years old Nash Bridges (1996) He was 48 years old The Adventures of Brisco County, Jr. (1993) He was 45 years old Melrose Place (1992) He was 44 years old On the Air (1992) He was 44 years old Wings (1990) He was 42 years old Nasty Boys (1989) He was 41 years old Alien Nation (1989) He was 41 years old Empty Nest (1988) He was 40 years old Star Trek: The Next Generation (1987) As Kayron, He was 39 years old Star Trek: The Next Generation (1987) As Benk, He was 39 years old The Bronx Zoo (1987) He was 39 years old ALF (1986) He was 38 years old L.A. Law (1986) He was 38 years old Amazing Stories (1985) He was 37 years old Moonlighting (1985) He was 37 years old Hunter (1984) He was 36 years old Airwolf (1984) As Alvin, He was 36 years old Filthy Rich (1982) He was 34 years old Cagney & Lacey (1982) He was 34 years old Best of the West (1981) He was 33 years old Hill Street Blues (1981) He was 33 years old Vega$ (1978) He was 30 years old WKRP in Cincinnati (1978) As Don Pesola #2, He was 30 years old Charlie's Angels (1976) He was 28 years old Starsky & Hutch (1975) He was 27 years old
