Michael Cassidy

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.

Filmography

Law & Order: Special Victims Unit 7.9
Law & Order: Special Victims Unit
1999 • Derek Simpson
The Rookie 8.5
The Rookie
2018 • Caleb Wright
Smallville 8.2
Smallville
2001 • Grant Gabriel
Castle 8.0
Castle
2009 • Greg McClintock
Good Trouble 7.5
Good Trouble
2019 • Asher Bowen
Stalker 6.7
Stalker
2014 • Brian Mitchell
MacGyver 7.7
MacGyver
1985 • Robert Julian
Scandal 7.2
Scandal
2012 • Travis Harding
The O.C. 7.7
The O.C.
2003 • Zach Stevens
Station 19 8.2
Station 19
2018 • Peter
Masters of Sex 7.1
Masters of Sex
2013 • Dr. Malcolm Toll
Resident Alien 7.8
Resident Alien
2021 • Dr. Ethan Stone
The Magicians 7.6
The Magicians
2015 • James
Happy Endings 6.9
Happy Endings
2011 • Male Lead
Mythic Quest 7.3
Mythic Quest
2020 • Peter Cromwell
Batman v Superman: Dawn of Justice 6.0
Batman v Superman: Dawn of Justice
2016 • Jimmy Olsen
Found 6.2
Found
2023 • Christian Evans
Ballard 7.0
Ballard
2025 • Aaron
Men at Work 6.6
Men at Work
2012 • Tyler
Fatal Attraction 6.2
Fatal Attraction
2023 • Clay Bishop
Argo 7.3
Argo
2012 • Jordan's Analyst
The Guest Book 6.9
The Guest Book
2017
Privileged 7.1
Privileged
2008 • Charlie Hogan
Army of the Dead 6.2
Army of the Dead
2021 • Sgt. Kelly
Zoom 5.3
Zoom
2006 • Dylan West / Houdini
Hidden Palms 5.6
Hidden Palms
2007 • Cliff Wiatt
Waco: The Aftermath 6.9
Waco: The Aftermath
2023 • Bill Johnston
People of Earth 7.0
People of Earth
2016 • Jonathan Walsh
Hypochondriac 4.2
Hypochondriac
2025 • NP Chaz
The Guilt Trip 5.6
The Guilt Trip
2012 • Fake Andy (uncredited)
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