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
2025I'm Chevy Chase and You're Not
Self
2020The Little Dog Laughed
Alex
2019A Dog's Journey
Henry Montgomery
2019Unraveling The Mystery: A Big Bang Farewell
Self - Host
2018The Cleanse
Paul Berger
2017Rings
Gabriel Brown
2016Must See TV: An All Star Tribute to James Burrows
Self
2013CBGB
Terry Ork
2011In Time
Borel
2009Table for Three
Ted
2008Hancock
Jeremy
2005Happy Endings
Miles (uncredited)
2004Chrystal
Barry
2003Bookies
Jude
2001Morgan's Ferry
Darcy
2001Vanilla Sky
Peter Brown
2000Playing Mona Lisa
Arthur
2000Bounce
Seth
1998The Opposite of Sex
Jason Bock
1997Bean
Stingo Wheelie
1997I Know What You Did Last Summer
Max Neurick
1997Suicide Kings
Ira Reder
1996Murder at My Door
Teddy McNair
1994Without Consent
Marty