Johnny Galecki picture

Johnny Galecki

Acting

Known For

Family Guy•American Dad!•Conan•The Late Late Show with Craig Ferguson•The Big Bang Theory•Entourage

50 Years Old

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.

Born

Bree, Belgium on 30th April 1975

All Credits

Family Guy Image

Family Guy

Leonard Hofstadter (voice)

American Dad! Image

American Dad!

Arnie (voice)

Conan Image

Conan

Self

The Late Late Show with Craig Ferguson Image

The Late Late Show with Craig Ferguson

Self

The Big Bang Theory Image

The Big Bang Theory

Leonard Hofstadter

Entourage Image

Entourage

Johnny Galecki

My Name Is Earl Image

My Name Is Earl

Scott

The Conners Image

The Conners

David Healy

Batman Beyond Image

Batman Beyond

Knux (voice)

Lip Sync Battle Image

Lip Sync Battle

Self

People's Choice Awards Image

People's Choice Awards

Self - Presenter

Stars in the House Image

Stars in the House

Self

Blossom Image

Blossom

Jason

In Time Image

In Time

Borel

The Norm Show Image

The Norm Show

Dale Stackhouse

Hope & Faith Image

Hope & Faith

Jay

Bounce Image

Bounce

Seth

CBGB Image

CBGB

Terry Ork

Hancock Image

Hancock

Jeremy

The Little Dog Laughed Image

The Little Dog Laughed

Alex

Sudden Fury Image

Sudden Fury

Daniel Hannigan

Vanilla Sky Image

Vanilla Sky

Peter Brown

Chrystal Image

Chrystal

Barry

Prancer Image

Prancer

Billy Quinn

National Lampoon's Christmas Vacation Image

National Lampoon's Christmas Vacation

Rusty Griswold

I Know What You Did Last Summer Image

I Know What You Did Last Summer

Max Neurick

LAX Image

LAX

Leland Pressman

Bean Image

Bean

Stingo Wheelie

Entertainment Tonight Image

Entertainment Tonight

Self

Murder Ordained Image

Murder Ordained

Doug Rule

Happy Endings Image

Happy Endings

Miles (uncredited)

I'm Chevy Chase and You're Not Image

I'm Chevy Chase and You're Not

Self

Civil Wars Image

Civil Wars

Greg Stolbach

Playing Mona Lisa Image

Playing Mona Lisa

Arthur

A Dog's Journey Image

A Dog's Journey

Henry Montgomery

Rings Image

Rings

Gabriel Brown

Roseanne Image

Roseanne

David Healy

Hardball Image

Hardball

American Dreamer Image

American Dreamer

Danny Nash

Billy Image

Billy

David MacGregor

Bookies Image

Bookies

Jude

The Cleanse Image

The Cleanse

Paul Berger

Boulevard of Broken Dreams

Self (archive footage)

The Opposite of Sex Image

The Opposite of Sex

Jason Bock

Suicide Kings Image

Suicide Kings

Ira Reder

Must See TV: An All Star Tribute to James Burrows Image

Must See TV: An All Star Tribute to James Burrows

Self

Blind Faith Image

Blind Faith

John Marshall

A Night in the Life of Jimmy Reardon Image

A Night in the Life of Jimmy Reardon

Toby Reardon

Morgan's Ferry Image

Morgan's Ferry

Darcy

SciJinks Image

SciJinks

Himself - Host

Without Consent Image

Without Consent

Marty

Table for Three Image

Table for Three

Ted

Unraveling The Mystery: A Big Bang Farewell Image

Unraveling The Mystery: A Big Bang Farewell

Self - Host

In Defense of a Married Man Image

In Defense of a Married Man

Eric

Backfield in Motion Image

Backfield in Motion

Tim Seavers

Murder at My Door Image

Murder at My Door

Teddy McNair

Peep Show

Mark