thirdwatch

Joshua Regnall Stewart (born February 6, 1977) is an American actor. He had his breakout with a main role as Officer Brendan Finney on the sixth and final season of the NBC crime drama television series Third Watch (2004–2005). Following Third Watch, Stewart had a main role as Holt McLaren on the FX series Dirt (2007–2008) and a recurring role as Detective William LaMontagne Jr. on the CBS and Paramount+ police procedural series Criminal Minds (2007–2020; 2022–2023; 2025).

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 a sixth-grade teacher at Webster Springs Elementary. 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 City to pursue acting.

Career

Television

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.

In 2017, Stewart starred as Solotov on the second season of the USA Network thriller drama Shooter.

On February 26, 2018, it was announced that Stewart would join as a series regular in the second season of Netflix's The Punisher. Stewart joined alongside cast member Alexa Davalos, who is Stewart's wife in real life.

Appearances

External links