Best Johnny Galecki Movies Ranked & Filmography | Movie Rankings

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Johnny Galecki

Johnny Galecki

ActingApril 30, 1975(age 51)Bree, Belgium

Explore the best Johnny Galecki movies ranked by Movie Rankings users. Browse biography, ranked filmography, and movie detail links for Johnny Galecki.

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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.

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This page tracks every ranked credit we currently have for Johnny Galecki, and expands as more titles and comparisons are added.

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These rankings refresh whenever Movie Rankings recomputes global results. This page was last generated from site data on May 5, 2026.

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Last refreshed from site data on May 5, 2026.

TMDB biography data

Biography, portrait, department, and filmography metadata sourced from TMDB.

Movie Rankings comparisons

Community comparison results and ranked credits sourced from Movie Rankings users.

Filmography (57)

I'm Chevy Chase and You're Not

The Little Dog Laughed

Stars in the House

A Dog's Journey

2019·Henry Montgomery

Other Credits (2)

2018·Executive Producer

Unraveling The Mystery: A Big Bang Farewell

2019·Self - Host

2018·Paul Berger

2018·Self - Host

2018·David Healy

2017·Gabriel Brown

Must See TV: An All Star Tribute to James Burrows

Lip Sync Battle

The Late Show with Stephen Colbert

2015·Self - Guest

2013·Terry Ork

Table for Three

The Big Bang Theory

2007·Leonard Hofstadter

Boulevard of Broken Dreams

2007·Self (archive footage)

2005·Miles (uncredited)

2005·Arnie (voice)

My Name Is Earl

The Late Late Show with Craig Ferguson

2004·Leland Pressman

2004·Johnny Galecki

2001·Peter Brown

Playing Mona Lisa

1999·Knux (voice)

1999·Leonard Hofstadter (voice)

1999·Dale Stackhouse

The Opposite of Sex

1998·Jason Bock

1997·Stingo Wheelie

I Know What You Did Last Summer

1997·Max Neurick

1997·Ira Reder

Murder at My Door

1996·Teddy McNair

Without Consent

1993·Daniel Hannigan

1992·David MacGregor

Backfield in Motion

1991·Tim Seavers

1991·Greg Stolbach

In Defense of a Married Man

American Dreamer

1990·Danny Nash

1990·John Marshall

National Lampoon's Christmas Vacation

1989·Rusty Griswold

1989·Billy Quinn

A Night in the Life of Jimmy Reardon

1988·Toby Reardon

1988·David Healy

Murder Ordained

1987·Doug Rule

Entertainment Tonight

People's Choice Awards

1975·Self - Presenter