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)
The Late Show with Stephen Colbert
The Late Show with Stephen Colbert
2015 · TV
as Self - Guest
American Dad!
American Dad!
2005 · TV
as Arnie (voice)
Conan
Conan
2010 · TV
as Self
Conan
Conan
2010 · TV
as Self - Guest
The Late Late Show with Craig Ferguson
The Late Late Show with Craig Ferguson
2005 · TV
as Self
Entourage
Entourage
2004 · TV
as Johnny Galecki
The Big Bang Theory
The Big Bang Theory
2007 · TV
as Leonard Hofstadter
The Talk
The Talk
2010 · 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
People's Choice Awards
People's Choice Awards
1975 · TV
as Self - Presenter
Batman Beyond
Batman Beyond
1999 · TV
as Knux (voice)
The Conners
The Conners
2018 · TV
as David Healy
Lip Sync Battle
Lip Sync Battle
2015 · TV
as Self
Blossom
Blossom
1990 · TV
as Jason
In Time
In Time
2011 · Movie
as Borel
National Lampoon's Christmas Vacation
National Lampoon's Christmas Vacation
1989 · Movie
as Rusty Griswold
Hope & Faith
Hope & Faith
2003 · TV
as Jay
Stars in the House
Stars in the House
2020 · TV
as Self
Vanilla Sky
Vanilla Sky
2001 · Movie
as Peter Brown
A Dog's Journey
A Dog's Journey
2019 · Movie
as Henry Montgomery
Hancock
Hancock
2008 · Movie
as Jeremy
The Norm Show
The Norm Show
1999 · TV
as Dale Stackhouse