Johnny Galecki
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
Family Guy
Leonard Hofstadter (voice)
American Dad!
Arnie (voice)
The Big Bang Theory
Leonard Hofstadter
Entourage
Johnny Galecki
National Lampoon's Christmas Vacation
Rusty Griswold
Batman Beyond
Knux (voice)
My Name Is Earl
Scott
In Time
Borel
Bean
Stingo Wheelie
The Conners
David Healy
Without Consent
Marty
Lip Sync Battle
Self
Hancock
Jeremy
People's Choice Awards
Self - Presenter
Stars in the House
Self
Murder Ordained
Doug Rule
Blossom
Jason
Prancer
Billy Quinn
I Know What You Did Last Summer
Max Neurick
Bounce
Seth
Vanilla Sky
Peter Brown
The Cleanse
Paul Berger
CBGB
Terry Ork
A Dog's Journey
Henry Montgomery
Chrystal
Barry
Hope & Faith
Jay
Sudden Fury
Daniel Hannigan
The Norm Show
Dale Stackhouse
Happy Endings
Miles (uncredited)
LAX
Leland Pressman
Rings
Gabriel Brown
Hardball
Roseanne
David Healy
Civil Wars
Greg Stolbach
The Opposite of Sex
Jason Bock
Bookies
Jude
Playing Mona Lisa
Arthur
Morgan's Ferry
Darcy
American Dreamer
Danny Nash
Suicide Kings
Ira Reder
Table for Three
Ted
A Night in the Life of Jimmy Reardon
Toby Reardon
Boulevard of Broken Dreams
Self (archive footage)
Blind Faith
John Marshall
Billy
David MacGregor
The Little Dog Laughed
Alex
Must See TV: An All Star Tribute to James Burrows
Self
SciJinks
Himself - Host
Murder at My Door
Teddy McNair
Unraveling The Mystery: A Big Bang Farewell
Self - Host
In Defense of a Married Man
Eric
Backfield in Motion
Tim Seavers
Conan
Self
The Late Late Show with Craig Ferguson
Self
Entertainment Tonight
Self