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Johnny Galecki
Born · April 30, 1975 (49 years old)
Known For: Acting
Place of Birth: Bree, Belgium
Bio
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.
The Little Dog Laughed
Alex
0.0
2020
Stars in the House
Self · (1 episode)
0.0
2020
A Dog's Journey
Henry Montgomery
8.1
2019
The Conners
David Healy · (4 episodes)
6.9
2018
SciJinks
Himself - Host · (8 episodes)
0.0
2018
The Cleanse
Paul Berger
5.0
2018
Rings
Gabriel Brown
5.0
2017
Must See TV: An All Star Tribute to James Burrows
Self
4.3
2016
Lip Sync Battle
Self · (1 episode)
6.4
2015
CBGB
Terry Ork
6.4
2013
In Time
Borel
7.0
2011
Conan
Self · (1 episode)
7.0
2010
Table for Three
Ted
4.8
2009
Hancock
Jeremy
6.3
2008
The Big Bang Theory
Leonard Hofstadter · (279 episodes)
7.9
2007
Boulevard of Broken Dreams
(archive footage) · (1 episode)
3.0
2007
My Name Is Earl
Scott · (1 episode)
7.7
2005
American Dad!
Arnie (voice) · (2 episodes)
7.0
2005
Happy Endings
Miles (uncredited)
5.7
2005
The Late Late Show with Craig Ferguson
Self · (1 episode)
6.8
2005
LAX
Leland Pressman · (1 episode)
7.4
2004
Chrystal
Barry
5.9
2004
Hope & Faith
Jay · (3 episodes)
5.3
2003
Bookies
Jude
6.3
2003
Vanilla Sky
Peter Brown
6.8
2001
Morgan's Ferry
Darcy
6.1
2001
Bounce
Seth
5.8
2000
Playing Mona Lisa
Arthur
5.8
2000
Family Guy
Leonard Hofstadter (voice) · (1 episode)
7.4
1999
Batman Beyond
Knux (voice) · (1 episode)
8.1
1999
The Opposite of Sex
Jason Bock
6.1
1998
I Know What You Did Last Summer
Max Neurick
6.0
1997
Suicide Kings
Ira Reder
6.6
1997
Bean
Stingo Wheelie
6.5
1997
Murder at My Door
Teddy McNair
2.8
1996
Without Consent
Marty
7.0
1994
Sudden Fury
Daniel Hannigan
6.4
1993
Billy
David MacGregor · (13 episodes)
6.0
1992
Civil Wars
Greg Stolbach · (1 episode)
2.0
1991
Backfield in Motion
Tim Seavers
4.4
1991
In Defense of a Married Man
Eric
5.0
1990
American Dreamer
Danny Nash · (17 episodes)
6.0
1990
Blossom
Jason · (1 episode)
6.1
1990
Blind Faith
John Marshall · (2 episodes)
5.5
1990
National Lampoon's Christmas Vacation
Russell 'Rusty' Griswold
7.2
1989
Prancer
Billy Quinn
5.9
1989
Hardball
(1 episode)
7.0
1989
Roseanne
David Healy · (92 episodes)
6.8
1988
A Night in the Life of Jimmy Reardon
Toby Reardon
5.0
1988
Murder Ordained
Doug Rule
5.0
1987
Entertainment Tonight
Self · (2 episodes)
3.7
1981