Quick Facts
Born:
1975-04-30
Birthplace:
Bree, Belgium
Credits:
59 Total Roles
Johnny Galecki
Acting
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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.
Known For
The Big Bang Theory
Leonard Hofstadter
In Time
Borel
Hancock
Jeremy
Family Guy
Leonard Hofstadter (voice)
Vanilla Sky
Peter Brown
I Know What You Did Last Summer
Max Neurick
National Lampoon's Christmas Vacation
Rusty Griswold
Rings
Gabriel Brown
Full Filmography
| Year | Title | Role |
|---|---|---|
| 2025 | I'm Chevy Chase and You're Not MOVIE | Self |
| 2020 | The Little Dog Laughed MOVIE | Alex |
| 2020 | Stars in the House TV | Self |
| 2019 | Unraveling The Mystery: A Big Bang Farewell MOVIE | Self - Host |
| 2019 | A Dog's Journey MOVIE | Henry Montgomery |
| 2018 | The Conners TV | David Healy |
| 2018 | SciJinks TV | Self - Host |
| 2018 | The Cleanse MOVIE | Paul Berger |
| 2017 | Rings MOVIE | Gabriel Brown |
| 2016 | Must See TV: An All Star Tribute to James Burrows MOVIE | Self |