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Johnny Galecki

Acting 51 years old Bree, Belgium ★ 1.9
Born: April 30, 1975

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.

External Links

🎬 IMDb 📷 Instagram 🐦 Twitter

Known For

Family Guy
Family Guy Leonard Hofstadter (voice) 1999
The Big Bang Theory
The Big Bang Theory Leonard Hofstadter 2007
Entourage
Entourage Johnny Galecki 2004
My Name Is Earl
My Name Is Earl Scott 2005
Batman Beyond
Batman Beyond Knux (voice) 1999

Jimmy's Seen (4)

National Lampoon's Christmas Vacation
National Lampoon's Christmas Vacation Rusty Griswold 1989
National Lampoon's Christmas Vacation
National Lampoon's Christmas Vacation Rusty Griswold 1989
Die Hard
Die Hard Self 1988
I Know What You Did Last Summer
I Know What You Did Last Summer Max Neurick 1997

Filmography

Acting Credits (60)

I'm Chevy Chase and You're Not
I'm Chevy Chase and You're Not Self 2025
The Little Dog Laughed
The Little Dog Laughed Alex 2020
Stars in the House
Stars in the House Self 2020
Unraveling the Mystery: A Big Bang Farewell
Unraveling the Mystery: A Big Bang Farewell Self - Host 2019
A Dog's Journey
A Dog's Journey Henry Montgomery 2019
The Conners
The Conners David Healy 2018
SciJinks
SciJinks Self - Host 2018
The Cleanse
The Cleanse Paul Berger 2018
Rings
Rings Gabriel Brown 2017
Must See TV: An All Star Tribute to James Burrows
Must See TV: An All Star Tribute to James Burrows Self 2016
The Late Show with Stephen Colbert
The Late Show with Stephen Colbert Self - Guest 2015
Lip Sync Battle
Lip Sync Battle Self 2015
CBGB
CBGB Terry Ork 2013
In Time
In Time Borel 2011
Conan
Conan Self 2010
Conan
Conan Self - Guest 2010
Table for Three
Table for Three Ted 2009
Hancock
Hancock Jeremy 2008
The Big Bang Theory
The Big Bang Theory Leonard Hofstadter 2007
Boulevard of Broken Dreams
Boulevard of Broken Dreams Self (archive footage) 2007
My Name Is Earl
My Name Is Earl Scott 2005
American Dad!
American Dad! Arnie (voice) 2005
Happy Endings
Happy Endings Miles (uncredited) 2005
The Late Late Show with Craig Ferguson
The Late Late Show with Craig Ferguson Self 2005
LAX
LAX Leland Pressman 2004
Entourage
Entourage Johnny Galecki 2004
Chrystal
Chrystal Barry 2004
Hope & Faith
Hope & Faith Jay 2003
The Ellen DeGeneres Show
The Ellen DeGeneres Show Self 2003
Bookies
Bookies Jude 2003
Vanilla Sky
Vanilla Sky Peter Brown 2001
Morgan's Ferry
Morgan's Ferry Darcy 2001
Bounce
Bounce Seth 2000
Playing Mona Lisa
Playing Mona Lisa Arthur 2000
The Norm Show
The Norm Show Dale Stackhouse 1999
Family Guy
Family Guy Leonard Hofstadter (voice) 1999
Batman Beyond
Batman Beyond Knux (voice) 1999
The Opposite of Sex
The Opposite of Sex Jason Bock 1998
I Know What You Did Last Summer
I Know What You Did Last Summer Max Neurick 1997
Suicide Kings
Suicide Kings Ira Reder 1997
Bean
Bean Stingo Wheelie 1997
Murder at My Door
Murder at My Door Teddy McNair 1996
Without Consent
Without Consent Marty 1994
Sudden Fury
Sudden Fury Daniel Hannigan 1993
Billy
Billy David MacGregor 1992
Civil Wars
Civil Wars Greg Stolbach 1991
Backfield in Motion
Backfield in Motion Tim Seavers 1991
In Defense of a Married Man
In Defense of a Married Man Eric 1990
American Dreamer
American Dreamer Danny Nash 1990
Blossom
Blossom Jason 1990
Blind Faith
Blind Faith John Marshall 1990
National Lampoon's Christmas Vacation
National Lampoon's Christmas Vacation Rusty Griswold 1989
Prancer
Prancer Billy Quinn 1989
Hardball
Hardball 1989
Roseanne
Roseanne David Healy 1988
A Night in the Life of Jimmy Reardon
A Night in the Life of Jimmy Reardon Toby Reardon 1988
Murder Ordained
Murder Ordained Doug Rule 1987
Entertainment Tonight
Entertainment Tonight Self 1981
People's Choice Awards
People's Choice Awards Self - Presenter 1975
Peep Show
Peep Show Mark

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