Johnny Galecki
Acting
Born April 30, 1975 · 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.
Films (31)
I'm Chevy Chase and You're Not
2025
The Little Dog Laughed
2020
Unraveling The Mystery: A Big Bang Farewell
2019
A Dog's Journey
2019
The Cleanse
2018
Rings
2017
Must See TV: An All Star Tribute to James Burrows
2016
CBGB
2013
In Time
2011
Table for Three
2009
Hancock
2008
Happy Endings
2005
Chrystal
2004
Bookies
2003
Vanilla Sky
2001
Morgan's Ferry
2001
Bounce
2000
Playing Mona Lisa
2000
The Opposite of Sex
1998
I Know What You Did Last Summer
1997
Suicide Kings
1997
Bean
1997
Murder at My Door
1996
Without Consent
1994
Sudden Fury
1993
Backfield in Motion
1991
In Defense of a Married Man
1990
National Lampoon's Christmas Vacation
1989
Prancer
1989
A Night in the Life of Jimmy Reardon
1988
Murder Ordained
1987