Home People Bill Mumy Bill Mumy shows Bill Mumy shows Bill Mumy TV Shows (38) Lost in Space (2018) As Real Dr. Smith, He was 64 years old Bravest Warriors (2012) As Ralph Waldo Pickle Chips, He was 58 years old The Twilight Zone (2002) He was 48 years old What's New, Scooby-Doo? (2002) He was 48 years old Crossing Jordan (2001) He was 47 years old TVography (2001) He was 47 years old The Weird Al Show (1997) He was 43 years old Space Ghost Coast to Coast (1994) He was 40 years old Babylon 5 (1994) As Lennier, He was 39 years old Diagnosis: Murder (1993) He was 39 years old Star Trek: Deep Space Nine (1993) As Kellin, He was 38 years old The Ren & Stimpy Show (1991) He was 37 years old The Flash (1990) He was 36 years old Superboy (1988) He was 34 years old Matlock (1986) He was 32 years old The New Alfred Hitchcock Presents (1985) He was 31 years old The Rockford Files (1974) As Nick Butler, He was 20 years old The Rockford Files (1974) As Trask, He was 20 years old Lancer (1968) He was 14 years old I Dream of Jeannie (1965) He was 11 years old Lost in Space (1965) As Will Robinson, He was 11 years old The Munsters (1964) He was 10 years old Bewitched (1964) He was 10 years old The Greatest Show on Earth (1963) He was 9 years old The Fugitive (1963) He was 9 years old Vacation Playhouse (1963) He was 9 years old Going My Way (1962) He was 8 years old The Eleventh Hour (1962) He was 8 years old The Virginian (1962) He was 8 years old Ben Casey (1961) He was 7 years old Dr. Kildare (1961) He was 7 years old Kraft Mystery Theatre (1961) He was 7 years old National Velvet (1960) He was 6 years old The Twilight Zone (1959) He was 5 years old Perry Mason (1957) He was 3 years old Alfred Hitchcock Presents (1955) He was 1 years old The Loretta Young Show (1953) He was 0 years old General Electric Theater (1953) He was 1 years old