Acting
Michael Cassidy
Acting · Born 1983-03-20 · Portland, Oregon, USA
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.
Credits · 44
FilmGail Daughtry and the Celebrity Sex Pass
2026 · Tom Soursap McNoodleman
Ballard
2025 · Aaron
Found
2023 · Christian Evans
Fatal Attraction
2023 · Clay Bishop
Waco: The Aftermath
2023 · Bill Johnston
FilmHypochondriac
2022 · NP Chaz
FilmArmy of the Dead
2021 · Sgt. Kelly
Resident Alien
2021 · Dr. Ethan Stone
FilmDelivered
2020 · Tom
FilmBreaking Fast
2020 · Kal
Mythic Quest
2020 · Peter Cromwell
Good Trouble
2019 · Asher Bowen
FilmJingle Around the Clock
2018 · Max
The Rookie
2018 · Caleb Wright
FilmDog Days
2018 · Dr. Mike Stone
FilmThe Dare Project
2018 · Johnny
Station 19
2018 · Peter
FilmThe Stray
2017 · Mitch Davis
The Guest Book
2017
People of Earth
2016 · Jonathan Walsh
FilmBatman v Superman: Dawn of Justice
2016 · Jimmy Olsen
The Magicians
2015 · James
FilmNight of the Living Deb
2015 · Ryan Waverly
Stalker
2014 · Brian Mitchell
Masters of Sex
2013 · Dr. Malcolm Toll
FilmThe Guilt Trip
2012 · Fake Andy (uncredited)
FilmArgo
2012 · Jordan's Analyst
Men at Work
2012 · Tyler
Scandal
2012 · Travis Harding
Are You There, Chelsea?
2012 · Jonathan
Happy Endings
2011 · Male Lead
Inside Room 334
Inside Room 334
2010 · Seth
FilmBoys On Film 3: American Boy
2009 · Johnny (segment "Dare")
Castle
2009 · Greg McClintock
Privileged
2008 · Charlie Hogan
Hidden Palms
2007 · Cliff Wiatt
FilmZoom
2006 · Dylan West / Houdini
FilmBoys Life 5
2006
FilmDare
2005 · Johnny
FilmThe Girl from Monday
2005 · Ted
The O.C.
2003 · Zach Stevens
Smallville
2001 · Grant Gabriel
Law & Order: Special Victims Unit
1999 · Derek Simpson
MacGyver
1985 · Robert Julian