Johnny Galecki
ActingBorn Apr 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 Theory.
Known For
Filmography
2025I'm Chevy Chase and You're Notas Selfmovie2020The Little Dog Laughedas Alexmovie2020Stars in the Houseas Selftv2019Unraveling The Mystery: A Big Bang Farewellas Self - Hostmovie2019A Dog's Journeyas Henry Montgomerymovie2018The Connersas David Healytv2018SciJinksas Executive Producertv2018The Cleanseas Producermovie2017Ringsas Gabriel Brownmovie2016Must See TV: An All Star Tribute to James Burrowsas Selfmovie2015The Late Show with Stephen Colbertas Self - Guesttv2015Lip Sync Battleas Selftv2013CBGBas Terry Orkmovie2011In Timeas Borelmovie2010Conanas Self - Guesttv2009Table for Threeas Tedmovie2008Hancockas Jeremymovie2007The Big Bang Theoryas Leonard Hofstadtertv2007Boulevard of Broken Dreamsas Self (archive footage)tv2005My Name Is Earlas Scotttv2005American Dad!as Arnie (voice)tv2005Happy Endingsas Miles (uncredited)movie2005The Late Late Show with Craig Fergusonas Selftv2004LAXas Leland Pressmantv2004Entourageas Johnny Galeckitv2004Chrystalas Barrymovie2003Hope & Faithas Jaytv2003Bookiesas Judemovie2001Vanilla Skyas Peter Brownmovie2001Morgan's Ferryas Darcymovie2000Bounceas Sethmovie2000Playing Mona Lisaas Arthurmovie1999The Norm Showas Dale Stackhousetv1999Family Guyas Leonard Hofstadter (voice)tv1999Batman Beyondas Knux (voice)tv1998The Opposite of Sexas Jason Bockmovie1997I Know What You Did Last Summeras Max Neurickmovie1997Suicide Kingsas Ira Redermovie1997Beanas Stingo Wheeliemovie1996Murder at My Dooras Teddy McNairmovie1994Without Consentas Martymovie1993Sudden Furyas Daniel Hanniganmovie1992Billyas David MacGregortv1991Civil Warsas Greg Stolbachtv1991Backfield in Motionas Tim Seaversmovie1990In Defense of a Married Manas Ericmovie1990American Dreameras Danny Nashtv1990Blossomas Jasontv1990Blind Faithas John Marshalltv1989National Lampoon's Christmas Vacationas Rusty Griswoldmovie1989Pranceras Billy Quinnmovie1989Hardballtv1988Roseanneas David Healytv1988A Night in the Life of Jimmy Reardonas Toby Reardonmovie1987Murder Ordainedas Doug Rulemovie1981Entertainment Tonightas Selftv1975People's Choice Awardsas Self - PresentertvSoonPeep Showas Marktv