Early life

Stewart was born in Diana, West Virginia, the son of Margie and Charles Regnall Stewart. His father was a high school physical education teacher as well as a former pastor of the First Baptist Church in Webster Springs and Holly River Baptist Church, and is now pastor at the Redeeming Grace Baptist Church in Webster Springs. His mother is an eighth grade school teacher at Webster County High School in Upper Glade. Stewart first attended West Virginia Wesleyan College, then transferred to West Virginia University, where he studied business. After graduating from WVU, he moved to New York to pursue acting.

Acting career

Early career

Stewart got his start doing local theater at the Landmark Theatre in Sutton, West Virginia, and eventually moved to New York City to study at the T. Schreiber studios. He was a company member of the 13th Street Repertory Theatre. He continued his theater in Los Angeles, performing in Light Bulb and Beacon alongside Robert Forster and Brooke Shields.

Stewart appeared as an extra in The WB series Dawson's Creek episode "To Green, With Love". In 2003 he filmed a pilot for a Western for ABC entitled Then Came Jones. In the pilot he played the character of Bill Jenkins.

Stewart later appeared as Sean Cleary the CSI episode "Bad to the Bone", which aired on April 1, 2004. That same year, he also appeared in a commercial for Levi's 501 Original jeans. Stewart also has a recurring role in Criminal Minds as Detective William LaMontagne, Jr., SSA Jennifer "JJ" Jareau's boyfriend and later, husband.

Starring television roles

Stewart got his break when he was cast as Brendan Finney in the final season of the NBC series Third Watch. As Finney, he played the son of IAB captain Cathal "CT" Finney.

After Third Watch was cancelled, Stewart started filming a movie entitled Lenexa, 1 Mile (released on DVD as Full Count), alongside William Baldwin, Michael Beach, Jennifer Hall, Timothy Ryan Hensel, Chris Klein, Austin Nichols, Jason Ritter, Michael Rooker, and Paul Wesley. This was also the directing debut of Jason Wiles. After filming wrapped, Stewart began filming a new television series starring Courteney Cox Arquette entitled Dirt, for the FX Network, where he played the character of Holt McLaren. On June 8, 2008, Cox Arquette announced that Dirt had been cancelled. During the 2010-2011 season, he appeared as Joshua in ABC's No Ordinary Family.

Feature films

Stewart made his mainstream feature film debut in 2008's Curious Case of Benjamin Button playing the character of Benjamin's crewmate, Pleasant Curtis. Also that year, he appeared in The Haunting of Molly Hartley in the role of Mary Hartley's teacher, Mr. Draper. In 2009, he costarred in his first feature film, the horror movie called The Collector, playing the part of Arkin, a man attempting to rob a house to make enough money to pay off his wife's debts to loan sharks. In 2010, he starred, alongside Jamie-Lynn Sigler in the movie Beneath the Dark, (originally titled Wake) inspired by the novel The Shining. He appeared in Christopher Nolan's final film in his Batman Saga, The Dark Knight Rises as Bane's right-hand man, Barsad. He appeared as the main protagonist in the 2012 webisodes, The Walking Dead: Cold Storage, which are based on the popular television show The Walking Dead. In 2013, Josh finished filming his directorial debut, The Hunted, in which he also stars. Stewart reunited in 2014 with Director Christopher Nolan as the voice of CASE in the sci-fi epic Interstellar.

Directorial Debut

Josh recently completed filming his directorial and writing debut, The Hunted. He co-produced the film along with The Collector producers Brett Forbes and Patrick Rizzotti. The 'found footage' film revolves around Jake (Stewart) and Stevie (Ronnie Gene Blevins) who want their own TV show. In an attempt to grab the media's attention, both Jake and Stevie head to the dense, secluded woods in West Virginia, armed with only their bows and a camera, to find the biggest guy they can. However, as the sun sets over the mountains, they soon realise they are not alone in the woods and something supernatural is hunting them instead. The film screened at TIFF and eOne Films have since picked up the North American distribution rights.

Personal life

Stewart has two children with Deanna Brigidi: daughter Ryan Justine (born 2008) and son River Jacob (born 2010).

On February 27, 2012, Stewart went into cardiac arrest after contracting salmonella. His wife performed CPR for several minutes. Stewart now has an implantable cardioverter-defibrillator in his chest.

Filmography

Television

Year	Film	Role	Notes
2000	Dawson's Creek	Extra	"To Green, With Love"
2003	Then Came Jones	Bill Jenkins	Pilot, not picked up
	CSI	Sean Cleary	"Bad to the Bone
2004-2005	Third Watch	Officer Brendan Finney	2004-2005 (Episodes 113-132)
2007-2008	Dirt	Holt McLaren	2007-2008
2007-present	Criminal Minds	Det. William LaMontagne Jr.	Recurring character. 2007-present
2008	Raising the Bar	Dan Denton	"Hang Time"
	ER	Daniel	"Under Pressure"
2009	CSI: Miami	Colin Astor	"Smoke Gets in Your CSI's"
	Southland	Vid Holmes	"Unknown Trouble"
	The Mentalist	Harlan McAdoo	"The Scarlett Letter"
2010	Ghost Whisperer	Robert Wharton	"Living Nightmare"
2010-2011	No Ordinary Family	Joshua	Recurring
2012	Grimm	Bill	Season 2, Episode 7
	The Walking Dead: Cold Storage	Chase	Episodes 1-4
2016	Lewis and Clark	Reuben Field	Filming

Film

Year	Film	Role	Notes
2006	Lenexa, 1 Mile	T.J. Ketting
2007	The Death and Life of Bobby Z	Monk
	Jekyll	Tommy
2008	The Curious Case of Benjamin Button	Pleasant Curtis
	The Haunting of Molly Hartley	Mr. Draper
2009	The Collector	Arkin
	Law Abiding Citizen	Rupert Ames
2010	Beneath the Dark	Paul
2012	The Dark Knight Rises	Barsad
	The Collection	Arkin
2013	Event 15	Sergeant Oldsman
	The Hunted	Jake
2014	Transcendence	Paul
	Interstellar	CASE (Voice)
2015	Cold Moon	Nathan Redfield	Post-production
2016	The Finest Hours	Tchuda Southerland	Post-production
	Discarnate	Casey Blackburn	Post-production

[ Source: Wikipedia ]