Johnny Galecki

Johnny Galecki

Johnny Galecki is a Belgian-born American actor, best known for his roles as David Healy in Roseanne, Rusty Griswold in National Lampoon's Christmas Vacation, and as Leonard Hofstadter in The Big Bang Theory.

Filmography

Family Guy
Family Guy
1999 · TV
as Leonard Hofstadter (voice)
American Dad!
American Dad!
2005 · TV
as Arnie (voice)
The Late Show with Stephen Colbert
The Late Show with Stephen Colbert
2015 · TV
as Self - Guest
Conan
Conan
2010 · TV
as Self
Conan
Conan
2010 · TV
as Self - Guest
The Big Bang Theory
The Big Bang Theory
2007 · TV
as Leonard Hofstadter
Entourage
Entourage
2004 · TV
as Johnny Galecki
The Late Late Show with Craig Ferguson
The Late Late Show with Craig Ferguson
2005 · TV
as Self
My Name Is Earl
My Name Is Earl
2005 · TV
as Scott
The Ellen DeGeneres Show
The Ellen DeGeneres Show
2003 · TV
as Self
Batman Beyond
Batman Beyond
1999 · TV
as Knux (voice)
People's Choice Awards
People's Choice Awards
1975 · TV
as Self - Presenter
The Conners
The Conners
2018 · TV
as David Healy
Stars in the House
Stars in the House
2020 · TV
as Self
Blossom
Blossom
1990 · TV
as Jason
Lip Sync Battle
Lip Sync Battle
2015 · TV
as Self
Hope & Faith
Hope & Faith
2003 · TV
as Jay
In Time
In Time
2011 · Movie
as Borel
Hancock
Hancock
2008 · Movie
as Jeremy
The Norm Show
The Norm Show
1999 · TV
as Dale Stackhouse
LAX
LAX
2004 · TV
as Leland Pressman
Entertainment Tonight
Entertainment Tonight
1981 · TV
as Self
Roseanne
Roseanne
1988 · TV
as David Healy
A Dog's Journey
A Dog's Journey
2019 · Movie
as Henry Montgomery