Biography

Michael Cassidy 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.

Actor

Gail Daughtry and the Celebrity Sex Pass(2026)

Law & Order: Special Victims Unit(1999)as Derek Simpson

Resident Alien(2021)as Dr. Ethan Stone

Ballard(2025)as Aaron

Found(2023)as Christian Evans

Producer

Night of the Living Deb(2015)

Thanks

Dare(2009)

Self

Home & Family(2012)as Self

Conan(2010)as Self - Guest

Larry King Now(2012)as Self - Guest

Known for

Zoom2006 · Actor The O.C.2003 · Actor Batman v Superman: Dawn of Justice2016 · Actor Army of the Dead2021 · Actor

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Photos 41

Brooke Nevin and Michael Cassidy in Jingle Around the Clock (2018)

Michael Cassidy, Kimiko Glenn, and Jimmy Tatro in The Guest Book (2017)

Rob Brownstein and Michael Cassidy in Argo (2012)

Michael Cassidy in Batman v Superman: Dawn of Justice (2016)

Amy Adams and Michael Cassidy in Batman v Superman: Dawn of Justice (2016)

Credit Score: Michael Cassidy

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Argo

Jordan's Analyst

Fri Oct 12 2012

#	Name	Score	Year	Known	★	Wins	Noms	Votes
1	Argo	20.00	2012	•	7.7	3	7	666503
2	Batman v Superman: Dawn of Justice	7.50	2016	•	6.4	0	0	791267
3	Smallville	7.50	2001	•	7.5	3	7	153153
4	People of Earth	6.50	2016	•	7.7	0	0	8587
5	The O.C.	5.00	2003	•	7.6	0	0	103875
6	Night of the Living Deb	3.09	2015	•	5.6	0	0	4741
7	Privileged	2.50	2008	•	6.8	0	0	4421
8	Army of the Dead	2.38	2021	•	5.8	0	0	200849
9	Zoom	2.00	2006	•	4.4	0	0	24125
10	Ballard	1.50	2025		7.5	0	0	23891