Acting credits
41
Established
Large and steady acting portfolio.
Actor
Michael Cassidy
Acting
Career Snapshot
ExplainedThese indicators come from TMDB. They are relative signals, not review ratings.
TMDB popularity
1.9
Low visibility
TMDB internal trend index. Higher usually means more searches and page activity now.
Movies: 18Series: 23Crew credits: 1
TMDB ID: 56556
IMDb ID: nm1746980
Known for: Acting
Born: March 20, 1983
Age: 42
Place of birth: Portland, Oregon, USA
Gender: Male
Adult content flag: No
Career span: 1985 - 2026
Years active: 42
Average TMDB rating: 6.78
Wikidata: Q671927
Other jobs
Producer (1)
Biography
Michael Cassidy (born March 20, 1983) is an American film and television actor. He is best known for his role as Zach Stevens on The O.C. and as Tyler Mitchell on the TBS comedy Men at Work. He portrayed Jonathan Walsh on comedy People of Earth from the show's start in 2016 until its 2018 cancellation.
Photos
Movies
Movies
Movie credits linked with Michael Cassidy.
Gail Daughtry and the Celebrity Sex Pass
as Tom
2026 Movie
4.8
Hypochondriac
as NP Chaz
2022 Movie
6.2
Army of the Dead
as Sgt. Kelly
2021 Movie
5.3
Delivered
as Tom
2020 Movie
6.4
Breaking Fast
as Kal
2020 Movie
6.8
Jingle Around the Clock
as Max
2018 Movie
6.7
Dog Days
as Dr. Mike Stone
2018 Movie
6.4
The Dare Project
as Johnny
2018 Movie
6.1
The Stray
as Mitch Davis
2017 Movie
6.0
Batman v Superman: Dawn of Justice
as Jimmy Olsen
2016 Movie
5.2
Night of the Living Deb
as Ryan Waverly
2015 Movie
5.6
The Guilt Trip
as Fake Andy (uncredited)
2012 Movie
7.3
Argo
as Jordan's Analyst
2012 Movie
2.3
Boys On Film 3: American Boy
as Johnny (segment "Dare")
2009 Movie
5.3
Zoom
as Dylan West / Houdini
2006 Movie
5.6
Boys Life 5
2006 Movie
6.3
Dare
as Johnny
2005 Movie
4.1
The Girl from Monday
as Ted
2005 Movie
Series
Series
Series credits linked with Michael Cassidy.
7.1
Ballard
as Aaron • 8 eps
2025 Series
6.2
Found
as Christian Evans • 5 eps
2023 Series
6.2
Fatal Attraction
as Clay Bishop • 2 eps
2023 Series
6.9
Waco: The Aftermath
as Bill Johnston • 5 eps
2023 Series
7.8
Resident Alien
as Dr. Ethan Stone • 6 eps
2021 Series
7.3
Mythic Quest
as Peter Cromwell • 1 eps
2020 Series
8.5
The Rookie
as Caleb Wright • 2 eps
2018 Series
8.2
Station 19
as Peter • 1 eps
2018 Series
7.0
The Guest Book
1 eps
2017 Series
6.9
People of Earth
as Jonathan Walsh • 20 eps
2016 Series
7.6
The Magicians
as James • 4 eps
2015 Series
6.7
Stalker
as Brian Mitchell • 1 eps
2014 Series
7.1
Masters of Sex
as Dr. Malcolm Toll • 1 eps
2013 Series
6.6
Men at Work
as Tyler • 30 eps
2012 Series
7.2
Scandal
as Travis Harding • 1 eps
2012 Series
6.9
Happy Endings
as Male Lead • 1 eps
2011 Series
8.0
Castle
as Greg McClintock • 1 eps
2009 Series
7.1
Privileged
as Charlie Hogan • 18 eps
2008 Series
5.6
Hidden Palms
as Cliff Wiatt • 8 eps
2007 Series
7.7
The O.C.
as Zach Stevens • 19 eps
2003 Series
8.2
Smallville
as Grant Gabriel • 7 eps
2001 Series
7.9
Law & Order: Special Victims Unit
as Derek Simpson • 1 eps
1999 Series
7.7
MacGyver
as Robert Julian • 1 eps
1985 Series