Biography
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.
Johnny Galecki
Known For
Career Timeline
- 2025I'm Chevy Chase and You're Not
Self • Acting
- 2020The Little Dog Laughed
Alex • Acting
- 2019A Dog's Journey
Henry Montgomery • Acting
- 2019Unraveling the Mystery: A Big Bang Farewell
Self - Host • Acting
- 2018The Cleanse
Paul Berger • Acting
- 2017Rings
Gabriel Brown • Acting
- 2016Must See TV: An All Star Tribute to James Burrows
Self • Acting
- 2013CBGB
Terry Ork • Acting