John Gallagher Jr.

Biography

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

10 Cloverfield Lane

as Emmett

Westworld

as Liam Dempsey

Law & Order: Special Victims Unit

as Jeff Lynwood

Underwater

as Liam Smith

Peppermint

as Detective Stan Carmichael

Whatever Works

as Perry

The Belko Experiment

as Mike Milch

Jonah Hex

as Second Lt. Evan

Short Term 12

as Mason

The Miseducation of Cameron Post

as Reverend Rick