Johnny Galecki
Acting
Born 1975-04-30
Bree, Belgium
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
Popular credits
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
Bean
Stingo Wheelie
American Dad!
Arnie (voice)
A Dog's Journey
Henry Montgomery
My Name Is Earl
Scott
Entourage
Johnny Galecki
Batman Beyond
Knux (voice)
Bounce
Seth
Roseanne
David Healy
The Late Show with Stephen Colbert
Self - Guest
Suicide Kings
Ira Reder
Conan
Self
Conan
Self - Guest