Johnny Galecki
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.
Also Known As
Movie Appearances

Bean
as Stingo Wheelie
1997

I Know What You Did Last Summer
as Max Neurick
1997

National Lampoon's Christmas Vacation
as Rusty Griswold
1989

Hancock
as Jeremy
2008

The Opposite of Sex
as Jason Bock
1998

Bookies
as Jude
2003

A Night in the Life of Jimmy Reardon
as Toby Reardon
1988

In Time
as Borel
2011

Morgan's Ferry
as Darcy
2001

Playing Mona Lisa
as Arthur
2000

CBGB
as Terry Ork
2013

Murder at My Door
as Teddy McNair
1996

Vanilla Sky
as Peter Brown
2001

Backfield in Motion
as Tim Seavers
1991

Sudden Fury
as Daniel Hannigan
1993

The Cleanse
as Paul Berger
2018

Bounce
as Seth
2000

Rings
as Gabriel Brown
2017

Murder Ordained
as Doug Rule
1987

Must See TV: An All Star Tribute to James Burrows
as Self
2016
TV Appearances

American Dreamer
as Danny Nash
1990

Batman Beyond
as Knux (voice)
1999

The Big Bang Theory
as Leonard Hofstadter
2007

American Dad!
as Arnie (voice)
2005

Family Guy
as Leonard Hofstadter (voice)
1999

Hope & Faith
as Jay
2003

My Name Is Earl
as Scott
2005

Roseanne
as David Healy
1988

Billy
as David MacGregor
1992

LAX
as Leland Pressman
2004

Blossom
as Jason
1990

Hardball
1989
