Image of Johnny Galecki

Johnny Galecki

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.

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Apr 30, 1975 In Bree, Belgium
Movie/TV Credits:
First Appeared:
In the movie Murder Ordained 1987-05-03
Latest Project:
Movie The Little Dog Laughed 2020-04-22
Known For
Poster of SciJinks
Poster of Rings
Poster of In Time
Poster of Bean
Movie The Little Dog Laughed Alex 2020-04-22
Movie A Dog's Journey Henry Montgomery 2019-05-03
Series Unraveling the Mystery: A Big Bang Farewell Self-Host 2019-05-16
Movie Unraveling the Mystery: A Big Bang Farewell Himself - Host / Leonard (archive footage) 2019-05-16
Movie The Cleanse Paul Berger 2018-05-04
Series SciJinks Himself - Host 2018-05-16
Series The Conners David Healy 2018-10-16
Movie Rings Gabriel Brown 2017-02-01
Movie Must See TV: An All Star Tribute to James Burrows Self 2016-02-21
Series Lip Sync Battle Himself 2015-04-02
Movie CBGB Terry Ork 2013-10-11
Movie In Time Borel 2011-10-27
Series Conan Self 2010-11-08
Movie Table for Three Ted 2009-01-01
Movie Hancock Jeremy 2008-07-01
Series The Big Bang Theory Leonard Hofstadter 2007-09-24
Series Boulevard of Broken Dreams (archive footage) 2007-01-22
Movie Happy Endings Miles 2005-01-20
Series My Name Is Earl Scott 2005-09-20
Series American Dad! Arnie 2005-02-06
Movie Chrystal Barry 2004-02-26
Series LAX Leland Pressman 2004-09-13
Movie Bookies Jude 2003-01-01
Series Hope & Faith Jay 2003-09-26
Movie Vanilla Sky Peter Brown 2001-01-22
Movie Bounce Seth 2000-11-15
Movie Playing Mona Lisa Arthur 2000-05-01
Series Batman Beyond Knux (voice) 1999-01-10
Movie Morgan's Ferry Darcy 1999-02-01
Series Family Guy Leonard Hofstadter (voice) 1999-01-31
Movie Suicide Kings Ira Reder 1998-04-17
Movie The Opposite of Sex Jason Bock 1998-05-22
Movie Bean Stingo Wheelie 1997-07-03
Movie I Know What You Did Last Summer Max Neurick 1997-10-17
Movie Murder at My Door Teddy McNair 1996-10-08
Movie Without Consent Marty 1994-10-16
Movie Sudden Fury Daniel Hannigan 1993-01-01
Series Billy David MacGregor 1992-01-31
Series Civil Wars Greg Stolbach 1991-11-20
Movie Backfield in Motion Tim Seavers 1991-11-13
Series Blossom Jason 1990-07-05
Series Blind Faith John Marshall 1990-02-11
Series American Dreamer Danny Nash 1990-09-20
Movie In Defense of a Married Man Eric 1990-10-14
Series Hardball Unknown 1989-09-21
Movie Prancer Billy Quinn 1989-11-17
Movie National Lampoon's Christmas Vacation Rusty 1989-11-30
Movie A Night in the Life of Jimmy Reardon Toby Reardon 1988-07-21
Series Roseanne David Healy 1988-10-18
Movie Murder Ordained Doug Rule 1987-05-03