Johnny Galecki

Known for

Acting

Life

Born 1975 (age 51)

Born in

Bree, Belgium

Credits

46 acting credits

View on IMDb

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

24 Sep 2007

In Time

27 Oct 2011

Hancock

01 Jul 2008

Family Guy

31 Jan 1999

Vanilla Sky

14 Dec 2001

I Know What You Did Last Summer

17 Oct 1997

National Lampoon's Christmas Vacation

30 Nov 1989

Bean

03 Jul 1997

Photos

Filmography

2020

The Little Dog Laughedas Alex

2019

A Dog's Journeyas Henry Montgomery

2018

The Connersas David Healy4 episodes
The Cleanseas Paul Berger

2017

Ringsas Gabriel Brown

2013

CBGBas Terry Ork

2011

In Timeas Borel

2009

Table for Threeas Ted

2008

Hancockas Jeremy

2007

The Big Bang Theoryas Leonard Hofstadter279 episodes

2005

My Name Is Earlas Scott1 episode
American Dad!as Arnie (voice)1 episode
Happy Endingsas Miles (uncredited)

2004

LAXas Leland Pressman1 episode
Entourageas Johnny Galecki3 episodes
Chrystalas Barry

2003

Hope & Faithas Jay3 episodes
Bookiesas Jude

2001

Vanilla Skyas Peter Brown
Morgan's Ferryas Darcy

2000

Bounceas Seth
Playing Mona Lisaas Arthur

1999

The Norm Showas Dale Stackhouse2 episodes
Family Guyas Leonard Hofstadter (voice)1 episode
Batman Beyondas Knux (voice)1 episode

1993

Sudden Furyas Daniel Hannigan

1992

Billyas David MacGregor13 episodes

1991

Civil Warsas Greg Stolbach1 episode
Backfield in Motionas Tim Seavers

1990

In Defense of a Married Manas Eric
American Dreameras Danny Nash17 episodes
Blossomas Jason1 episode
Blind Faithas John Marshall2 episodes

1989

National Lampoon's Christmas Vacationas Rusty Griswold
Pranceras Billy Quinn
Hardball1 episode

1988

Roseanneas David Healy92 episodes
A Night in the Life of Jimmy Reardonas Toby Reardon

1987

Murder Ordainedas Doug Rule