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Adam O'Byrne — Marquee

Adam O'Byrne

Acting · b. 1979 · Toronto, Ontario, Canada

Adam O'Byrne was born on October 2, 1979. He is an actor and producer.

Known for

Grimm

8.3

Grimm

2011 · Series · Oscar Vasicek

NCIS

7.6

NCIS

2003 · Series · Mike Norman

Castle

8.0

Castle

2009 · Series · Mr. Rubens

9-1-1: Lone Star

8.0

9-1-1: Lone Star

2020 · Series · Darryl

Sleepwalker

4.7

Sleepwalker

2017 · Officer Dowden

Yeti: Curse of the Snow Demon

4.2

Yeti: Curse of the Snow Demon

2008 · James De Ravin

Bosch

7.9

Bosch

2015 · Series · Nate Tyler

The Affair

6.7

The Affair

2014 · Series · Tony

Lessons in Chemistry

8.2

Lessons in Chemistry

2023 · Series · Bishop

Perry Mason

7.2

Perry Mason

2020 · Series · Tod Robbins

Extant

6.3

Extant

2014 · Series · Ryan Jackson

Aporia

6.1

Aporia

2023 · Darby

Year Popular Top rated

All acting credits

Lessons in Chemistry

8.2

Lessons in Chemistry

2023 · Series · Bishop

Aporia

6.1

Aporia

2023 · Darby

9-1-1: Lone Star

8.0

9-1-1: Lone Star

2020 · Series · Darryl

Perry Mason

7.2

Perry Mason

2020 · Series · Tod Robbins

The Ballad of Lefty Brown

6.2

The Ballad of Lefty Brown

2017 · Crobley

Sleepwalker

4.7

Sleepwalker

2017 · Officer Dowden

Bosch

7.9

Bosch

2015 · Series · Nate Tyler

The Affair

6.7

The Affair

2014 · Series · Tony

Extant

6.3

Extant

2014 · Series · Ryan Jackson

Dead Man's Burden

5.6

Dead Man's Burden

2012 · Archie Ainsworth

Grimm

8.3

Grimm

2011 · Series · Oscar Vasicek

Castle

8.0

Castle

2009 · Series · Mr. Rubens

Yeti: Curse of the Snow Demon

4.2

Yeti: Curse of the Snow Demon

2008 · James De Ravin

NCIS

7.6

NCIS

2003 · Series · Mike Norman