Mark Alan Ruffalo (/ˈrʌfəloʊ/; born November 22, 1967) is an American actor. He began acting in the late 1980s and gained recognition for his work in Kenneth Lonergan's play This Is Our Youth (1996) and the drama film You Can Count on Me (2000). He went on to star in the romantic comedies 13 Going on 30 (2004) and Just like Heaven (2005) and the thrillers In the Cut (2003), Zodiac (2007), and Shutter Island (2010). He received a Tony Award nomination for his supporting role in the Broadway revival of Awake and Sing! in 2006. Ruffalo has gained international recognition for playing Bruce Banner / The Hulk since 2012 in the Marvel Cinematic Universe superhero franchise.
Ruffalo earned a record-tying four nominations for the Academy Award for Best Supporting Actor for playing a sperm donor in the comedy-drama The Kids Are All Right (2010), Dave Schultz in the biopic Foxcatcher (2014), Michael Rezendes in the drama Spotlight (2015), and a debauched lawyer in the comic fantasy Poor Things (2023). He won a Screen Actors Guild Award for Best Actor for playing a gay activist in the television drama film The Normal Heart (2015) and a Primetime Emmy Award for Outstanding Lead Actor for his dual role as identical twins in the miniseries I Know This Much Is True (2020).
Description above from the Wikipedia article Mark Ruffalo, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Known For
Crime 101
Detective Lou Lubesnick
2026

Now You See Me: Now You Don't
Dylan Rhodes
2025

Mickey 17
Kenneth Marshall
2025

Cracking the Code: Phil Sharp and the Biotech Revolution
Narrator (voice)
2025

Hal & Harper
Dad · (9 episodes)
2025

Revealed: How to Poison a Planet
Self
2024

Off Script with The Hollywood Reporter
Self · (1 episode)
2023

Poor Things
Duncan Wedderburn
2023

All the Light We Cannot See
Daniel LeBlanc · (4 episodes)
2023

Bonnie
Self
2022

Marvel Studios Assembled: The Making of She-Hulk: Attorney at Law
Self
2022

She-Hulk: Attorney at Law
Bruce Banner / Hulk · (3 episodes)
2022

The Last Movie Stars
Self · (1 episode)
2022

The Adam Project
Louis Reed
2022

Oyate
Self
2022

Marvel Studios' 2021 Disney+ Day Special
Bruce Banner / Hulk (archive footage)
2021

Shang-Chi and the Legend of the Ten Rings
Bruce Banner / Hulk (uncredited)
2021

What If...?
Bruce Banner / Hulk (voice) · (3 episodes)
2021

What If...?
Bruce Banner (voice) · (1 episode)
2021

What If...?
Bruce Banner / Hulk / Mega-Hulk (voice) · (1 episode)
2021
Groundswell
2021

Marvel Studios Legends
Bruce Banner / Hulk (archive footage) (uncredited) · (14 episodes)
2021

Chadwick Boseman: A Tribute for a King
Self - Actor, "Avengers: Endgame"
2020

I Know This Much Is True
Dominick Birdsey / Thomas Birdsey · (6 episodes)
2020

Flint
2020

Celebrating Marvel's Stan Lee
Self
2019
Dark Waters: The Cost of Being a Hero
Self
2019

Dark Waters
Robert Bilott
2019

Avengers: Endgame
Bruce Banner / Hulk
2019

Captain Marvel
Bruce Banner / The Hulk (uncredited)
2019

John Leguizamo's Latin History for Morons
Self
2018

Beyond Boundaries: The Harvey Weinstein Scandal
Self (archive footage)
2018

Avengers: Infinity War
Bruce Banner / Hulk
2018

Happening: A Clean Energy Revolution
Self
2017

Thor: Ragnarok
Bruce Banner / Hulk
2017

Team Thor
Bruce Banner
2016

Now You See Me 2
Dylan Rhodes
2016

Climate Hustle
Self
2016
Dear President Obama
Narrator
2016

The Naked Truth
Self · (1 episode)
2016

Spotlight
Michael Rezendes
2015

The Late Show with Stephen Colbert
Self · (1 episode)
2015

Close Up with The Hollywood Reporter
Self · (1 episode)
2015

Avengers: Age of Ultron
Bruce Banner / Hulk
2015

Hot Ones
Self · (1 episode)
2015

Variety Studio: Actors on Actors
Self · (2 episodes)
2014

Foxcatcher
David Schultz
2014

Begin Again
Dan Mulligan
2014

Sock or Hat?
Self · (1 episode)
2014

The Normal Heart
Ned Weeks
2014

Marvel Studios: Assembling a Universe
Self / Bruce Banner / Hulk
2014

The Tonight Show Starring Jimmy Fallon
Self · (1 episode)
2014

The Tonight Show Starring Jimmy Fallon
(1 episode)
2014

Infinitely Polar Bear
Cameron
2014

Thanks for Sharing
Adam
2013

Letters to Jackie: Remembering President Kennedy
2013

Now You See Me
Dylan Rhodes
2013

Iron Man 3
Bruce Banner (uncredited)
2013

Kingdom Come
Self
2012

The Avengers
Bruce Banner / The Hulk
2012

Honest Trailers
Bruce Banner / The Hulk (archive footage) · (1 episode)
2012

Honest Trailers
Bruce Banner (archive footage) · (2 episodes)
2012

Margaret
Gerald Maretti
2011
9/11 Truth: Hollywood Speaks Up
Self
2011

The Kids Are All Right
Paul
2010

Shutter Island: Into the Lighthouse
Self
2010

Sympathy for Delicious
Father Joe
2010

Date Night
Brad Sullivan
2010

Shutter Island
Chuck Aule
2010

Where the Wild Things Are
The Boyfriend
2009

Watch What Happens Live with Andy Cohen
Self - Guest · (2 episodes)
2009

What Doesn't Kill You
Brian
2008

The Brothers Bloom
Stephen
2008

Blindness
Doctor
2008

Chicago 10
Jerry Rubin (voice)
2008

Reservation Road
Dwight Arno
2007

Zodiac
David Toschi
2007

The Graham Norton Show
Self · (7 episodes)
2007

All the King's Men
Adam Stanton
2006

Rumor Has It...
Jeff Daly
2005

The Colbert Report
(1 episode)
2005

Just Like Heaven
David Abbott
2005

The Late Late Show with Craig Ferguson
Self · (1 episode)
2005

City of Night: The Making of 'Collateral'
Self
2004

We Don't Live Here Anymore
Jack Linden
2004

Collateral
Det. Ray Fanning
2004

13 Going on 30
Matt Flamhaff
2004

Eternal Sunshine of the Spotless Mind
Stan
2004

In the Cut
Giovanni A. Malloy
2003

View from the Top
Ted Stewart
2003

My Life Without Me
Lee
2003

Real Time with Bill Maher
Self · (2 episodes)
2003

Windtalkers
Pappas
2002

XX/XY
Coles
2002

The Last Castle
Yates
2001

Apartment 12
Alex
2001

You Can Count on Me
Terry Prescott
2000

Committed
T-Bo
2000

The Beat
Zane Marinelli · (13 episodes)
2000

Ride with the Devil
Alf Bowden
1999

A Fish in the Bathtub
Joel
1999

Houdini
Theo
1998

The Last Big Thing
Brent Benedict
1998

54
Ricko
1998

Safe Men
Frank
1998

On the 2nd Day of Christmas
Bert
1997

The View
Self · (1 episode)
1997

The Daily Show
Self · (3 episodes)
1996

The Dentist
Steve Landers
1996

The Destiny of Marty Fine
Brett
1996

Blood Money
Attorney
1996

Mirror, Mirror III: The Voyeur
Joey
1995

A Gift from Heaven
1994

There Goes My Baby
J.D.
1994
Newsflash
Don Hewitt
Good Sex
Being Heumann
Joseph Califano

Due South
(0 episode)
1994

Due South
Vinnie Webber · (1 episode)
1994

Inside the Actors Studio
Self · (1 episode)
1994

Mirror Mirror 2: Raven Dance
Christian
1994

MTV Movie & TV Awards
Self / Presenter · (1 episode)
1992

Golden Globe Awards
Self - Winner · (1 episode)
1944

Task
Tom · (1 episode)

The Oscars
Self · (2 episodes)
1953
Parasite
(0 episode)