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…
Known for
Acting(60)
2025I'm Chevy Chase and You're Not
Film
2020The Little Dog LaughedFilm
2020Stars in the HouseTV
2019Unraveling the Mystery: A Big Bang FarewellFilm
2019A Dog's JourneyFilm
2018The ConnersTV
2018SciJinksTV
2018The CleanseFilm
2017RingsFilm
2016Must See TV: An All Star Tribute to James BurrowsFilm
2015The Late Show with Stephen ColbertTV
2015Lip Sync BattleTV
2013CBGBFilm
2011In TimeFilm
2010ConanTV
2010The TalkTV
2009Table for ThreeFilm
2008HancockFilm
2007The Big Bang TheoryTV
2007Boulevard of Broken DreamsTV
2005My Name Is EarlTV
2005American Dad!TV
2005Happy EndingsFilm
2005The Late Late Show with Craig FergusonTV
2004LAXTV
2004EntourageTV
2004ChrystalFilm
2003Hope & FaithTV
2003The Ellen DeGeneres ShowTV
2003BookiesFilm
2001Vanilla SkyFilm
2001Morgan's FerryFilm
2000BounceFilm
2000Playing Mona LisaFilm
1999The Norm ShowTV
1999Family GuyTV
1999Batman BeyondTV
1998The Opposite of SexFilm
1997I Know What You Did Last SummerFilm
1997Suicide KingsFilm
1997BeanFilm
1996Murder at My DoorFilm
1994Without ConsentFilm
1993Sudden FuryFilm
1992BillyTV
1991Civil WarsTV
1991Backfield in MotionFilm
1990In Defense of a Married ManFilm
1990American DreamerTV
1990BlossomTV
1990Blind FaithTV
1989National Lampoon's Christmas VacationFilm
1989PrancerFilm
1989HardballTV
1988RoseanneTV
1988A Night in the Life of Jimmy ReardonFilm
1987Murder OrdainedFilm
1981Entertainment TonightTV
1975People's Choice AwardsTV
Peep ShowTV