Johnny Galecki
5 FOLLOWERS • 23 CREDITS • APR 30, 1975 • 49
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 Late Late Show with Craig Ferguson
Roseanne
Family Guy
Batman Beyond
Lip Sync Battle
American Dad!
LAX
Boulevard of Broken Dreams
My Name Is Earl
Hardball
The Conners
Vanilla Sky
A Dog's Journey
Hancock
In Time
I Know What You Did Last Summer
The Opposite of Sex
Blind Faith
National Lampoon's Christmas Vacation
American Dreamer
Rings
Blossom
The Big Bang Theory
Originals for Peacock TV
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