Acting

2020

1 episode as Self

2018		The Conners 4 episodes as David Healy
2018		太平洋战士 10 episodes as 主演
2018		SciJinks 8 episodes as Himself - Host

2016		Entertainment Tonight 2 episodes as Self
2016		Lip Sync Battle 1 episode as Self

2012

1 episode as Self

2011

1 episode as Self

2009

1 episode as Leonard Hofstadter (voice)

2007		The Big Bang Theory 279 episodes as Leonard Hofstadter
2007		Boulevard of Broken Dreams 1 episode as (archive footage)

2006

1 episode as Arnie (voice)

2005		Hope & Faith 3 episodes as Jay
2005		My Name Is Earl 1 episode as Scott

2004

1 episode as Leland Pressman

2000		The Norm Show 2 episodes as Dale Stackhouse
2000		Batman Beyond 1 episode as Knux (voice)

1993

1 episode as Greg Stolbach

1992		Billy 13 episodes as David MacGregor
1992		Roseanne 92 episodes as David Healy

1991

1 episode as Jason

1990		American Dreamer 17 episodes as Danny Nash
1990		Hardball 1 episode
1990		Blind Faith 2 episodes as John Marshall

Production

2018

8 episodes … Executive Producer