
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 DeWit…

Untitled The Exorcist Film

I.S.S.
as Christian Campbell

Which Brings Me to You
as Wallace

Abandoned
as Alex

Gone in the Night
as Max

The Same Storm
as Dale Salt

Spring Awakening: Those You've Known
as Self - Moritz

Underwater
as Liam Smith

Come Play
as Marty

The Best of Enemies
as Lee Trombley

Art That Made Us
as Self - Associate Prof. of Early Modern History · 4 ep.

Love Life
as Luke Ducharme · 1 ep.

Stars in the House
as Self · 1 ep.

Modern Love
as Rob · 1 ep.

Westworld
as Liam Dempsey · 3 ep.

Easy
as Lucas · 1 ep.

Olive Kitteridge
as Christopher Kitteridge · 4 ep.

The Newsroom
as James Harper · 25 ep.

Love Monkey
as Paul · 1 ep.

Law & Order: Criminal Intent
as Gary · 1 ep.
Whatever Works
2009