Other names: Richard Wood
2025 · Self
2023 · Alpha (voice)
2021 · Snap (voice)
2021 · Billy (voice)
2020 · Writer
2019 · Zim (voice)
2017 · Gormal MacGuffin (voice)
2014 · Alpha 5 (voice)
2014 · Munchkin Suitor (voice)
2013 · Orange Haired Elf (voice)
2012 · Grey Matter / Dispatcher (voice)
2011 · Book Store Autoraph Hound
2009 · Bob Zaiderman
2008 · Billy / Harold / Pumpkin / Trick-or-Treater Eater (voice)
2008 · Grey Matter
2007 · Billy / Harold (voice)
2007 · Sheldon Goldstein
2007 · Grey Matter / Stinkfly Prisoner (voice)
2007 · Billy / Billy's Dad (voice)
2007 · Billy / Billybot / Harold / Pale Ghoulish Juror / Chippy the Squirrel (voice) (as Richard Horvitz)
2006 · Grey Matter
2006 · Waaa Baby
2005 · Billy (voice) (as Richard Horvitz)
2004 · Billy (Voice)
2004 · Alpha 5 (voice) (uncredited)
2004 · Production
2003 · Billy/Guy (voice)
2001 · Puppy in Barn (voice)
2000 · Billy (voice)
1999 · Danny
1999 · Cheddar (voice)
1998 · Stonehenge (voice)
1997 · Alpha 5 (voice)
1996 · Alpha 5 (voice)
1996 · Corny
1995 · Alpha 5 (voice)
1995 · Capricorn (as Richard Stults)
1994 · Alpha 5 (voice)
1994 · Daggett Beaver
1987 · Alan Eakian
