Brennan Keel Cook

Brennan Keel Cook is an American screen actor born and raised in Southern California. He studied screen acting at the American Conservatory Theater in San Francisco before locating to Los Angeles. He is best known for his work in Amazon Studio’s “Encounter” (2021), Netflix’s “The Pale Blue Eye” (2022), and FOX’s “9-1-1 Lone Star” (2023).

Known For

The Rookie Not in library

The Rookie

2018

NCIS Not in library

NCIS

2003

The Pale Blue Eye Not in library

The Pale Blue Eye

2022

S.W.A.T. Not in library

S.W.A.T.

2017

9-1-1: Lone Star Not in library

9-1-1: Lone Star

2020

Snowfall Not in library

Snowfall

2017

Encounter Not in library

Encounter

2021

High Potential Not in library

High Potential

2024

CSI: Vegas Not in library

CSI: Vegas

2021

Fast Charlie Not in library

Fast Charlie

2023

Acting

2026 Do Not Enter as Mack In Library
2025 Et Tu as Marcus
2025 Found Footage: The Making of the Patterson Project as Chase
2024 High Potential as Dane (1 episode)
2024 St. Denis Medical as Cody (1 episode)
2023 Fast Charlie as Blade
2022 The Pale Blue Eye as Cadet Huntoon
2022 Take the Night as Todd
2021 Encounter as Dwight McKinley
2021 CSI: Vegas as Cory Hollis (1 episode)
2020 I Wrote This for You as Hunter
2020 9-1-1: Lone Star as Andy (3 episodes)
2019 Love You to Death as Scott
2019 Spirit as Spirit
2018 The Rookie as Gleason Dunn (1 episode)
2017 Scumbag as Stuart
2017 Snowfall as Oakley (1 episode)
2017 S.W.A.T. as Jonah (1 episode)
2016 Recovery Road as Gael (1 episode)
2016 Baskets as Clyde the Cowboy (2 episodes)
2015 The Grinder as Toby (1 episode)
2003 NCIS as Travis Williams (1 episode)
The Big Picture as Tyler

Writing

2020 I Wrote This for You Writer