Glenn Fleshler is an American actor. On television, he is noted for his recurring roles as bootlegger George Remus in Boardwalk Empire (2011-2013), Errol Childress in True Detective (2014), and Orrin Bach in Billions (2016-2023). He also starred as Chechen mob boss, Goran Pazar in the HBO black comedy series Barry (2018–2022). He had a supporting role in the 2019 film Joker.

Fleshler was born to a Jewish family^[1] and studied acting at New York University's Tisch School of the Performing Arts, from which he has an MFA.^[2]

Fleshler's first major film was 1998's A Price Above Rubies. More recently, he has appeared in such films as Blue Jasmine (2013), A Most Violent Year (2014), God's Pocket (2014), The Rendezvous (2016) and Joker (2019).

Fleshler's television credits include Billions, Barry, Sex and the City, Law & Order, Law & Order: Special Victims Unit, Fringe, Third Watch, Bored to Death, The Good Wife, FBI: Most Wanted, The Following. He portrayed George Remus in seasons 2–4 of Boardwalk Empire, and Errol Childress in Season 1 of True Detective. He played Dr. Cordell Doemling, Mason Verger's physician and henchman, in season 3 of Hannibal. He played Judge Roth in the miniseries The Night Of. He was also cast as Officer Christopher Lasky in episode 3 of the 2019 revival of The Twilight Zone.

Fleshler's Broadway credits include Death of a Salesman, Guys and Dolls, Arcadia, Good Night, and Good Luck and The Merchant of Venice. Off-Broadway, he has appeared in such plays as Measure for Measure and Pericles, Prince of Tyre.

• Glenn Fleshler at IMDb
• Lynch, Tess. "Who's That Guy? Glenn Fleshler, a.k.a. Errol Childress of 'True Detective'!" Archived January 17, 2021, at the Wayback Machine Hollywood Prospectus. March 11, 2014.