Biography
Dallas Mark Roberts (born May 10, 1970) is an American stage and screen actor. Roberts was born in Houston, Texas. He is a graduate of Juilliard School. He is primarily based in New York City, where he regularly appears in theatrical productions. Off-Broadway he has appeared in a revival of Lanford Wilson's Burn This, opposite Edward Norton and Catherine Keener; in Adam Rapp's Nocturne, for which he was nominated for a Drama Desk Award; and in Caryl Churchill's A Number, opposite Sam Shepard and later Arliss Howard, among others. He was slated to make his Broadway debut as Tom Wingfield in a revival of Tennessee Williams' The Glass Menagerie opposite Jessica Lange and Josh Lucas, but was replaced by Christian Slater during rehearsals Roberts' film work includes the screen adaptation of Michael Cunningham's A Home at the End of the World, opposite Colin Farrell and Robin Wright Penn, and supporting roles in Walk the Line and The Notorious Bettie Page, among others. He also had a recurring role on the Showtime drama The L Word. He starred in the AMC original series Rubicon where he plays Miles Fiedler, a genius intelligence analyst at a national think tank. He has guest starred in three episodes of the CBS series The Good Wife as the brother of the character Alicia Florrick, played by Julianna Margulies. Roberts is married to scenic designer Christine Jones. They have two sons.
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Filmography
Cast Credits

Monsters: The Lyle and Erik Menendez Story
Character: Dr. Jerome Oziel
TV • 2024

Outpost
Character: Ranger Dan
MOVIE • 2023

Glass Onion: A Knives Out Mystery
Character: Devon Debella
MOVIE • 2022

Tulsa King
Character: Dexter Deacon
TV • 2022

American Rust
Character: Jackson Berg
TV • 2021

Big Sky
Character: Richard Ford
TV • 2020

Dolly Parton's Heartstrings
Character: Aaron
TV • 2019

Motherless Brooklyn
Character: Danny Fantl
MOVIE • 2019

FBI
Character: Robert Lawrence
TV • 2018

Insatiable
Character: Bob Armstrong
TV • 2018

Mayhem
Character: Lester McGill
MOVIE • 2017

My Friend Dahmer
Character: Lionel Dahmer
MOVIE • 2017

Ordinary World
Character: Mickey
MOVIE • 2016
All the Birds Have Flown South
Character: Jimmy
MOVIE • 2016

Chicago P.D.
Character: Greg Yates
TV • 2014

Dallas Buyers Club
Character: David Wayne
MOVIE • 2013

Shadow People
Character: Charlie Crowe
MOVIE • 2013

The Factory
Character: Gary Gemeaux
MOVIE • 2012

Elementary
Character: Dr. Richard Mantlo
TV • 2012

The Grey
Character: Pete Henrick
MOVIE • 2012