Jimmi Simpson is an American actor. He was born in Hackettstown, New Jersey, the youngest of three brothers. After graduating from Bloomsburg University with a Bachelor of Arts in theater, he acted for four seasons at the Williamstown Theatre Festival in Massachusetts. Simpson made his film debut in the teen comedy Loser (2000).
He is best known for his television work, which includes roles in Netflix political drama series House of Cards (2013), and the HBO television series Westworld (2016).
Known For
Credits
Cast Credits
Dark Matter (2024)
Starring as Ryan Holder
(5 episodes)
- Episode 1x09: Entanglement (Jun 26, 2024)
- Episode 1x06: Superposition (Jun 5, 2024)
- Episode 1x03: The Box (May 15, 2024)
- Episode 1x02: Trip of a Lifetime (May 8, 2024)
- Episode 1x01: Are You Happy in Your Life? (May 8, 2024)
Starring as Ryan Holder2
(2 episodes)
- Episode 1x03: The Box (May 15, 2024)
- Episode 1x02: Trip of a Lifetime (May 8, 2024)
Starring as Ryan Holder7
(2 episodes)
- Episode 1x08: Jupiter (Jun 19, 2024)
- Episode 1x07: In the Fires of Dead Stars (Jun 12, 2024)
The Man Who Fell to Earth (2022)
Starring as Spencer Clay
(8 episodes)
- Episode 1x09: As the World Falls Down (Jun 26, 2022)
- Episode 1x08: The Pretty Things Are Going to Hell (Jun 19, 2022)
- Episode 1x07: Cracked Actor (Jun 12, 2022)
- Episode 1x06: Changes (Jun 5, 2022)
- Episode 1x05: Moonage Daydream (May 29, 2022)
- Episode 1x04: Under Pressure (May 15, 2022)
- Episode 1x03: New Angels of Promise (May 8, 2022)
- Episode 1x02: Unwashed and Somewhat Slightly Dazed (May 1, 2022)
Pachinko (2022)
Starring as Tom Andrews
(6 episodes)
- Episode 1x06: Chapter Six (Apr 15, 2022)
- Episode 1x05: Chapter Five (Apr 8, 2022)
- Episode 1x04: Chapter Four (Apr 1, 2022)
- Episode 1x03: Chapter Three (Mar 25, 2022)
- Episode 1x02: Chapter Two (Mar 25, 2022)
- Episode 1x01: Chapter One (Mar 25, 2022)
Star Trek: Prodigy (2021)
Starring as Drednok
(10 episodes)
- Episode 2x18: Touch of Grey (Jul 1, 2024)
- Episode 2x16: Ascension, Part II (Jul 1, 2024)
- Episode 2x15: Ascension, Part I (Jul 1, 2024)
- Episode 1x08: A Moral Star, Part 1 (Jan 27, 2022)
- Episode 1x07: Time Amok (Jan 20, 2022)
- Episode 1x05: Kobayashi (Jan 6, 2022)
- Episode 1x04: Terror Firma (Nov 18, 2021)
- Episode 1x03: Dream Catcher (Nov 11, 2021)
- Episode 1x02: Starstruck (Nov 4, 2021)
- Episode 1x01: Lost and Found (Oct 28, 2021)
Starring as Lorekeeper
(2 episodes)
- Episode 2x17: Brink (Jul 1, 2024)
- Episode 2x02: Into the Breach, Part II (Jul 1, 2024)
Starring as Drednok Unit
- Episode 2x17: Brink (Jul 1, 2024)
Starring as Bronze Drednok
- Episode 2x19: Ouroboros, Part I (Jul 1, 2024)
Starring as Dred 2
- Episode 1x07: Time Amok (Jan 20, 2022)
Guest starring as The Vindicator's Drednok
(4 episodes)
- Episode 1x18: Supernova, Part 1 (Dec 22, 2022) [Uncredited]
- Episode 1x17: Mindwalk (Dec 15, 2022) [Uncredited]
- Episode 1x15: Preludes (Dec 1, 2022) [Uncredited]
- Episode 1x14: Masquerade (Nov 24, 2022) [Uncredited]
Ultra City Smiths (2021)
Starring as Detective David Mills
(6 episodes)
- Episode 1x06: Family of Orphans (Aug 19, 2021)
- Episode 1x05: O-O-H Child (Aug 12, 2021)
- Episode 1x04: The Little Baby Hand Pinky Grip Thing (Aug 5, 2021)
- Episode 1x03: Hot Clues (Jul 29, 2021)
- Episode 1x02: The King of the Night (Jul 22, 2021)
- Episode 1x01: Ultra City, She Don't Care (Jul 22, 2021)
Star Wars: The Bad Batch (2021)
Guest starring as Doctor Royce Hemlock
(11 episodes)
- Episode 3x15: The Cavalry Has Arrived (May 1, 2024)
- Episode 3x14: Flash Strike (Apr 24, 2024)
- Episode 3x12: Juggernaut (Apr 10, 2024)
- Episode 3x10: Identity Crisis (Apr 3, 2024)
- Episode 3x04: A Different Approach (Feb 28, 2024)
- Episode 3x03: Shadows Of Tantiss (Feb 21, 2024)
- Episode 3x01: Confined (Feb 21, 2024)
- Episode 2x16: Plan 99 (Mar 29, 2023)
- Episode 2x15: The Summit (Mar 29, 2023)
- Episode 2x14: Tipping Point (Mar 22, 2023)
- Episode 2x11: Metamorphosis (Mar 1, 2023)
Guest starring as Stormtrooper #1
- Episode 3x01: Confined (Feb 21, 2024)
Perpetual Grace LTD (2019)
Starring as James Schaeler
(10 episodes)
- Episode 1x10: A Sheriff in the Era of the Cartel (Aug 4, 2019)
- Episode 1x09: The Elements of an Epiphany (Jul 28, 2019)
- Episode 1x08: Fiveever (Jul 21, 2019)
- Episode 1x07: Bull Face (Jul 14, 2019)
- Episode 1x06: When Doves Cry (Jul 7, 2019)
- Episode 1x05: Wandering Left (Jun 30, 2019)
- Episode 1x04: Felipe G. Usted. Almost First Mexican on the Moon. Part 2 (Jun 23, 2019)
- Episode 1x03: Felipe G. Usted. Almost First Mexican on the Moon. Part 1 (Jun 16, 2019)
- Episode 1x02: Orphan Comb Death Fight (Jun 9, 2019)
- Episode 1x01: Eleven (Jun 2, 2019)
The Twilight Zone (2019)
Guest starring as Phil Hayes
- Episode 2x01: Meet in the Middle (Jun 25, 2020)
Dream Corp LLC (2016)
Guest starring as Patient #021
(2 episodes)
- Episode 3x06: Where Are They Now? (Nov 15, 2020)
- Episode 2x01: Deep Impact (Oct 21, 2018)
Westworld (2016)
Starring as William
(8 episodes)
- Episode 1x10: The Bicameral Mind (Dec 4, 2016)
- Episode 1x09: The Well-Tempered Clavier (Nov 27, 2016)
- Episode 1x08: Trace Decay (Nov 20, 2016)
- Episode 1x07: Trompe L'Oeil (Nov 13, 2016)
- Episode 1x05: Contrapasso (Oct 30, 2016)
- Episode 1x04: Dissonance Theory (Oct 23, 2016)
- Episode 1x03: The Stray (Oct 16, 2016)
- Episode 1x02: Chestnut (Oct 9, 2016)
Guest starring as William
(4 episodes)
- Episode 3x06: Decoherence (Apr 19, 2020)
- Episode 2x09: Vanishing Point (Jun 17, 2018)
- Episode 2x04: The Riddle of the Sphinx (May 13, 2018)
- Episode 2x02: Reunion (Apr 29, 2018)
Hap and Leonard (2016)
Starring as Soldier
(6 episodes)
- Episode 1x06: Eskimos (Apr 6, 2016)
- Episode 1x05: War (Mar 30, 2016)
- Episode 1x04: Trudy (Mar 23, 2016)
- Episode 1x03: The Dive (Mar 16, 2016)
- Episode 1x02: The Bottoms (Mar 9, 2016)
- Episode 1x01: Savage Season (Mar 2, 2016)
Late Night with Seth Meyers (2014)
Guest starring as Jimmi Simpson
- Episode 2018-02-26: Uma Thurman, Jimmi Simpson, Stephanie Wittels Wachs (Feb 26, 2018)
House of Cards (2013)
Starring as Gavin Orsay
(16 episodes)
- Episode 3x13: Chapter 39 (Feb 27, 2015)
- Episode 3x11: Chapter 37 (Feb 27, 2015)
- Episode 3x10: Chapter 36 (Feb 27, 2015)
- Episode 3x09: Chapter 35 (Feb 27, 2015)
- Episode 3x07: Chapter 33 (Feb 27, 2015)
- Episode 3x06: Chapter 32 (Feb 27, 2015)
- Episode 3x04: Chapter 30 (Feb 27, 2015)
- Episode 3x03: Chapter 29 (Feb 27, 2015)
- Episode 3x01: Chapter 27 (Feb 27, 2015)
- Episode 2x13: Chapter 26 (Feb 14, 2014)
- Episode 2x12: Chapter 25 (Feb 14, 2014)
- Episode 2x11: Chapter 24 (Feb 14, 2014)
- Episode 2x10: Chapter 23 (Feb 14, 2014)
- Episode 2x05: Chapter 18 (Feb 14, 2014)
- Episode 2x04: Chapter 17 (Feb 14, 2014)
- Episode 2x03: Chapter 16 (Feb 14, 2014)
The Newsroom (2012)
Guest starring as Jack Spaniel
(3 episodes)
- Episode 3x04: Contempt (Nov 30, 2014)
- Episode 3x03: Main Justice (Nov 23, 2014)
- Episode 3x02: Run (Nov 16, 2014)
Black Mirror (2011)
Guest starring as James Walton
- Episode 4x01: USS Callister (Dec 29, 2017)
Guest starring as Lt. Commander James Walton
- Episode 4x01: USS Callister (Dec 29, 2017)
Person of Interest (2011)
Guest starring as Logan Pierce
(2 episodes)
- Episode 5x11: Synecdoche (Jun 7, 2016)
- Episode 2x14: One Percent (Feb 7, 2013)
Breakout Kings (2011)
Starring as Lloyd Lowery
(23 episodes)
- Episode 2x10: Served Cold (Apr 29, 2012)
- Episode 2x09: Freakshow (Apr 29, 2012)
- Episode 2x08: SEALd Fate (Apr 22, 2012)
- Episode 2x07: Ain't Love (50) Grand (Apr 15, 2012)
- Episode 2x06: I Smell Emmy (Apr 8, 2012)
- Episode 2x05: Self Help (Apr 1, 2012)
- Episode 2x04: Cruz Control (Mar 25, 2012)
- Episode 2x03: Double Down (Mar 18, 2012)
- Episode 2x02: Round Two (Mar 11, 2012)
- Episode 2x01: An Unjust Death (Mar 4, 2012)
- Episode 1x13: Where in the World is Carmen Vega (May 30, 2011)
- Episode 1x12: There Are Rules (May 22, 2011)
- Episode 1x11: Off the Beaten Path (May 15, 2011)
- Episode 1x10: Paid in Full (May 8, 2011)
- Episode 1x09: One for the Money (May 1, 2011)
- Episode 1x08: Steaks (Apr 24, 2011)
- Episode 1x07: Fun with Chemistry (Apr 17, 2011)
- Episode 1x06: Like Father, Like Son (Apr 10, 2011)
- Episode 1x05: Queen of Hearts (Apr 3, 2011)
- Episode 1x04: Out of the Mouths of Babes (Mar 27, 2011)
- Episode 1x03: The Bag Man (Mar 20, 2011)
- Episode 1x02: Collected (Mar 13, 2011)
- Episode 1x01: Pilot (Mar 6, 2011)
Party Down (2009)
Guest starring as Jackal Onassis
- Episode 2x01: Jackal Onassis Backstage Party (Apr 23, 2010)
Psych (2006)
Guest starring as Dr. Mary Lightly
(6 episodes)
- Episode S08 Special: Psych 2: Lassie Come Home (Jul 15, 2020)
- Episode S08 Special: Psych: The Movie (Dec 7, 2017)
- Episode S07 Special: Psych: The Musical, Part 2 (Dec 15, 2013) [Special Guest Star]
- Episode 5x16: Yang 3 in 2D (Dec 22, 2010)
- Episode 4x16: Mr. Yin Presents... (Mar 10, 2010)
- Episode 3x16: An Evening with Mr. Yang (Feb 20, 2009)
It's Always Sunny in Philadelphia (2005)
Guest starring as Liam McPoyle
(8 episodes)
- Episode 16x07: The Gang Goes Bowling (Jul 12, 2023)
- Episode 9x10: The Gang Squashes Their Beefs (Nov 6, 2013)
- Episode 8x03: The Maureen Ponderosa Wedding Massacre (Oct 25, 2012)
- Episode 6x07: Who Got Dee Pregnant? (Oct 28, 2010)
- Episode 3x04: The Gang Gets Held Hostage (Sep 20, 2007)
- Episode 3x02: The Gang Gets Invincible (Sep 13, 2007)
- Episode 2x09: Charlie Goes America All Over Everybody's Ass (Aug 10, 2006)
- Episode 1x07: Charlie Got Molested (Sep 13, 2005)
24 (2001)
Guest starring as Chris
(3 episodes)
- Episode 2x04: Day 2: 11:00 A.M. - 12:00 P.M. (Nov 19, 2002)
- Episode 2x03: Day 2: 10:00 A.M. - 11:00 A.M. (Nov 12, 2002)
- Episode 2x02: Day 2: 9:00 A.M. - 10:00 A.M. (Nov 5, 2002)