Johnny Galecki
Acting
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
Acting60
movieA Dog's Journey
2019
Henry Montgomery
tvThe Conners
2018
David Healy
tvSciJinks
2018
Self - Host
movieThe Cleanse
2018
Paul Berger
movieRings
2017
Gabriel Brown
tvThe Late Show with Stephen Colbert
2015
Self - Guest
movieCBGB
2013
Terry Ork
movieIn Time
2011
Borel
tvConan
2010
Self / Self - Guest
tvThe Talk
2010
Self
movieHancock
2008
Jeremy
tvThe Big Bang Theory
2007
Leonard Hofstadter
Boulevard of Broken Dreams
2007
Self (archive footage)
tvAmerican Dad!
2005
Arnie (voice)
movieHappy Endings
2005
Miles (uncredited)
tvLAX
2004
Leland Pressman
tvEntourage
2004
Johnny Galecki
movieChrystal
2004
Barry
movieBookies
2003
Jude
movieVanilla Sky
2001
Peter Brown
movieBounce
2000
Seth
tvThe Norm Show
1999
Dale Stackhouse
tvFamily Guy
1999
Leonard Hofstadter (voice)
tvBatman Beyond
1999
Knux (voice)
movieThe Opposite of Sex
1998
Jason Bock
movieI Know What You Did Last Summer
1997
Max Neurick
movieSuicide Kings
1997
Ira Reder
movieBean
1997
Stingo Wheelie
movieMurder at My Door
1996
Teddy McNair
movieSudden Fury
1993
Daniel Hannigan
tvBilly
1992
David MacGregor
tvCivil Wars
1991
Greg Stolbach
movieBackfield in Motion
1991
Tim Seavers
tvAmerican Dreamer
1990
Danny Nash
tvBlossom
1990
Jason
tvBlind Faith
1990
John Marshall
movieNational Lampoon's Christmas Vacation
1989
Rusty Griswold
moviePrancer
1989
Billy Quinn
tvRoseanne
1988
David Healy
movieA Night in the Life of Jimmy Reardon
1988
Toby Reardon
movieMurder Ordained
1987
Doug Rule
tvPeople's Choice Awards
1975
Self - Presenter
Production2
tvSciJinks
2018
Executive Producer
movieThe Cleanse
2018
Producer