
John Gallagher Jr.
Acting
John Howard Gallagher Jr. (born June 17, 1984) is an American actor and musician known for originating the role of Moritz Stiefel in Duncan Sheik and Steven Sater's rock musical Spring Awakening, which earned him a Tony Award for Best Featured Actor in a Musical. He also played Johnny in Green Day's Broadway musical, American Idiot, Lee in the 2011 Broadway production of Jerusalem, and Edmund in the 2016 Broadway revival of Long Day's Journey Into Night. He portrayed Jim Harper in Aaron Sorkin's drama series The Newsroom, starred in the HBO mini-series Olive Kitteridge, and played Emmett DeWitt in 10 Cloverfield Lane.
Known For

Law & Order: Special Victims Unit
1999 · tv

Law & Order
1990 · tv

Law & Order: Criminal Intent
2001 · tv

The West Wing
1999 · tv

Westworld
2016 · tv

The Newsroom
2012 · tv

Love Life
2020 · tv

Ed
2000 · tv

Stars in the House
2020 · tv

Modern Love
2019 · tv

10 Cloverfield Lane
2016 · movie

Easy
2016 · tv

The Belko Experiment
2016 · movie

Underwater
2020 · movie

Hush
2016 · movie

Peppermint
2018 · movie

The Best of Enemies
2019 · movie

Abandoned
2022 · movie

Which Brings Me to You
2023 · movie

Olive Kitteridge
2014 · tv

Short Term 12
2013 · movie

Come Play
2020 · movie

Love Monkey
2006 · tv

Jonah Hex
2010 · movie

The Miseducation of Cameron Post
2018 · movie

Whatever Works
2009 · movie

Pieces of April
2003 · movie

Margaret
2011 · movie

I.S.S.
2024 · movie

Untitled The Exorcist Film
2027 · movie