Johnny Galecki
ActingBorn 1975-04-30 (51)Bree, Belgium
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.
Known for
The Late Show with Stephen Colbert
2015
Family Guy
1999
American Dad!
2005
Conan
2010
Conan
2010
The Late Late Show with Craig Ferguson
2005
Entourage
2004
The Talk
2010
The Big Bang Theory
2007
The Ellen DeGeneres Show
2003
My Name Is Earl
2005
Batman Beyond
1999
People's Choice Awards
1975
In Time
2011
The Conners
2018
Lip Sync Battle
2015
Hope & Faith
2003
Stars in the House
2020
Blossom
1990
Vanilla Sky
2001
Hancock
2008
I Know What You Did Last Summer
1997
Entertainment Tonight
1981
The Norm Show
1999