Person · Actor
Johnny Galecki
- Also:
- Producer
- Writer
In short · Acting since 1987, 4 decades active, 29 credits.
Known for
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Biography
John Mark Galecki is an American actor best known for his television roles as Leonard Hofstadter on *The Big Bang Theory* (2007–2019) and David Healy in *Roseanne* and *The Conners* (2018–2019). In addition to his television work, Galecki has appeared in several films, including *Prancer* (1989), *National Lampoon's Christmas Vacation* (1989), *Suicide Kings* (1997), *I Know What You Did Last Summer* (1997), *Bookies* (2003), *In Time* (2011), and *Rings* (2017).
Filmography · 28 of 28
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Actor
28 credits
A Dog's Journey(2019)
Henry
Film
Rings(2017)
Gabriel
Film
The Cleanse(2016)
Paul
Film
CBGB(2013)
Terry Ork
Film
In Time(2011)
Borel
Film
Hancock(2008)
Jeremy
Film
The Big Bang Theory(2007)
Actor
TV
Chrystal(2004)
Barry
Film
Bookies(2003)
Jude
Film
Vanilla Sky(2001)
Peter Brown
Film
Morgan's Ferry(2000)
Darcy
Film
Playing Mona Lisa(2000)
Arthur
Film
The Opposite of Sex(1998)
Jason Bock
Film
I Know What You Did Last Summer(1997)
Max Neurick
Film
Bean(1997)
Stingo Wheelie
Film
Murder at My Door(1996)
Teddy McNair
Film
Without Consent(1994)
Marty
Film
A Family Torn Apart(1993)
Daniel Hannigan
Film
Sudden Fury(1993)
Daniel Hannigan
Film
Billy(1992)
David MacGregor
TV
Backfield in Motion(1991)
Tim Seavers
FilmAmerican Dreamer(1990)
Danny Nash
TV
Blind Faith(1990)
John Marshall
TV
In Defense of a Married Man(1990)
Eric
Film
National Lampoon's Christmas Vacation(1989)
Rusty Griswold
Film
Prancer(1989)
Billy Quinn
Film
Roseanne(1988)
David Healy
TV
Murder Ordained(1987)
Doug Rule
Film
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Additional credits1Show
Non-headline appearances — talk-show, awards-show, panel, and archive-footage credits, kept separate from the main filmography.
- SciJinksSelf - Host · 2018
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