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Space Command Redemption (2024) as Greg Mazzey |
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Babylon 5: The Road Home (2023) as Lennier (voice) |
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What We Left Behind: Looking Back at Star Trek: Deep Space Nine (2018) as Self |
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The Face is Familiar (2009) as Narrator |
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Holly Hobbie and Friends: Surprise Party (2007) as Bud Morris (voice) |
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Holly Hobbie and Friends: Christmas Wishes (2006) as Bud Morris / Judge #1 (voice) |
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A.I. Assault (2006) as Major Keith |
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Look, Up in the Sky! The Amazing Story of Superman (2006) as Self |
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Derailroaded (2005) as Self |
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Ringers: Lord of the Fans (2005) as Self |
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Comic Book: The Movie (2004) as Bill Mumy |
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Larry 'Wild Man' Fischer (2002) as Self |
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Behind the Dementia (2000) as himself |
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Boom! Hollywood's Greatest Disaster Movies (2000) as Self - Host |
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Attack of the 50 Foot Monster Mania (1999) as Narrator |
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Lost In Space Forever (1998) as Self (also archive footage) |
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The Monkey Prince (1996) as Sam (voice) |
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Underground Adventure (1996) as Sam (voice) |
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Three Wishes (1995) as Neighbor |
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The Fantasy Worlds of Irwin Allen (1995) as Self - Host |
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A Bewitched Christmas (1994) as Michael (as Billy Mumy) |
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Double Trouble (1992) as Bob |
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Captain America (1990) as Young General Fleming |
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Zabagabee (1987) as Art Barnes |
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Hard to Hold (1984) as The James Roberts Band - Keyboard |
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Twilight Zone: The Movie (1983) as Tim |
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Fish Heads (1980) as |
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Sunshine Christmas (1977) as Weaver |
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The Rockford Files: Backlash of the Hunter (1974) as Nick Butler |
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Papillon (1973) as Lariot |
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Sunshine (1973) as Weaver |
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Bless the Beasts & Children (1971) as Lawrence Teft |
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Rascal (1969) as Sterling North |
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Wild in the Streets (1968) as Boy (uncredited) |
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Dear Brigitte (1965) as Erasmus 'Ras' Leaf |
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Lost in Space - No Place to Hide (1965) as Will Robinson |
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For the Love of Willadean (1964) as Freddy Gray |
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Palm Springs Weekend (1963) as Boom Boom Yates |
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A Ticklish Affair (1963) as Alex Martin |
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A Child Is Waiting (1963) as Child |
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Sammy, the Way-Out Seal (1962) as Petey Loomis |
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Tammy Tell Me True (1961) as Neil Bateman |
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The Wizard of Baghdad (1961) as Aladdin |
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Lost In Space Forever (1998) Writer |
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Zabagabee (1987) Writer |
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Fish Heads (1980) Musician |