Johnny Galecki
Profile info
Known forActing
GenderMale
Birthday30 April 1975 (51 years old)
Place of birthBree, Belgium
Known credits60
Biography
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.
I'm Chevy Chase and You're Not
2025 · Self
The Little Dog Laughed
2020 · Alex
Stars in the House
2020 · Self
Unraveling the Mystery: A Big Bang Farewell
2019 · Self - Host
A Dog's Journey
2019 · Henry Montgomery
The Conners
2018 · David Healy
SciJinks
2018 · Self - Host
SciJinks
2018 · Executive Producer
The Cleanse
2018 · Paul Berger
The Cleanse
2018 · Producer
Rings
2017 · Gabriel Brown
Must See TV: An All Star Tribute to James Burrows
2016 · Self
The Late Show with Stephen Colbert
2015 · Self - Guest
Lip Sync Battle
2015 · Self
CBGB
2013 · Terry Ork
In Time
2011 · Borel
Conan
2010 · Self
Conan
2010 · Self - Guest
The Talk
2010 · Self
Table for Three
2009 · Ted
Hancock
2008 · Jeremy
The Big Bang Theory
2007 · Leonard Hofstadter
Boulevard of Broken Dreams
2007 · Self (archive footage)
My Name Is Earl
2005 · Scott
American Dad!
2005 · Arnie (voice)
Happy Endings
2005 · Miles (uncredited)
The Late Late Show with Craig Ferguson
2005 · Self
LAX
2004 · Leland Pressman
Entourage
2004 · Johnny Galecki
Chrystal
2004 · Barry
Hope & Faith
2003 · Jay
The Ellen DeGeneres Show
2003 · Self
Bookies
2003 · Jude
Vanilla Sky
2001 · Peter Brown
Morgan's Ferry
2001 · Darcy
Bounce
2000 · Seth
Playing Mona Lisa
2000 · Arthur
The Norm Show
1999 · Dale Stackhouse
Family Guy
1999 · Leonard Hofstadter (voice)
Batman Beyond
1999 · Knux (voice)
The Opposite of Sex
1998 · Jason Bock
I Know What You Did Last Summer
1997 · Max Neurick
Suicide Kings
1997 · Ira Reder
Bean
1997 · Stingo Wheelie
Murder at My Door
1996 · Teddy McNair
Without Consent
1994 · Marty
Sudden Fury
1993 · Daniel Hannigan
Billy
1992 · David MacGregor
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