Acting
Best known for his roles in such films as Lucky, Coherence, Roman J. Israel, Esq., and Daniel Martinico’s OK, Good and Excursions, Armstrong's television work includes recurring roles on True Lies, Bo...


Watching Mr. Pearson
Robert Pearson
2026

Whiskers - A Christmas Short Film
Whiskers
2025

Cursed in Baja
Prison Guard
2024

Jane Austen's Period Drama
Mr. Father Talbot
2024

Shatter Belt
Carl
2023

Rachel Hendrix
Carl Hendrix
2023

Je Ne Suis Pas Une Star De Cinéma
Vanya
2023

True Lies
Jann Isaacs
2023

When We Kill the Creators
Colton
2022

Dark Cloud
Bruce Montgomery
2022

Bosch: Legacy
Detective Gustafson
2022

The Only One
Rob
2021

No Man of God
Colorado Investigator
2021

Mister Limbo
2021

Burning Dog
Bill
2020

Messiah
Ruben
2020

The Passing Parade
Vance Hanger
2019

Cuck
Larry
2019

School Spirit
Mr. Armstrong
2019

Grace
Val
2018

For the People
Kurt Keener
2018

Nostalgia
Jim Singer
2018

Roman J. Israel, Esq.
Fritz Molinar
2017

Lucky
Vincent
2017

Room 104
Steve
2017

DRIB
Director
2017

Fear the Walking Dead
Vernon Trimbol
2015

Stitchers
Ed Clark
2015

Coherence
Hugh
2014

Love in the Time of Monsters
Chester
2014

The Crazy Ones
Carl
2013

The Blacklist
Joko Kozinski
2013

Char·ac·ter
Executive Producer
2012

Lay the Favorite
Customer
2012

OK, Good
Paul Kaplan
2012

Weak Species
Tom
2009

Political Disasters
Bradley
2009

Nanking
John Magee
2007

NCIS
Eugene Coyle
2003

Monk
Medical Examiner
2002

Christmas Nightmare
Agent Simmons
2001

A Wedding Day
Jess White