
Peter MacKenzie
Birthday unknown (Age unknown) in
Peter MacKenzie (born January 19, 1961) is an American actor. In 1979, Peter took acting lessons in New York. He worked at a talent agency before deciding to work as an actor full time in 1984. His first major role was on Herman's Head. He is a character actor. He also played "Mr. Firestein" in the season 3 episode of The Drew Carey Show titled "The Sex Drug", as Mimi Bobeck's counsel in her sex harassment case against Nigel Wick, and co-starred in the 1987 film Firehouse. One of his minor roles was Mr. Sneed in Disney's Tom and Huck. He plays anti-war activist David Dellinger in the 2012 film The Chicago 8.
Known For

NCIS
Jack Murdoch

Grey's Anatomy
Warren Kramer

Curb Your Enthusiasm
Man in shorts

American Dad!
Dr. Grossbard / Senator #1 (voice)

Castle
Sergeant Roman

Bones
Congressman Efran Hadley

Hart of Dixie
Reverend Peter Mayfair

CSI: Crime Scene Investigation
Dr. Eisling
Credits
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Fool's Paradise 2023Psych Doc 1★ 4.6
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Black Girl Missing 2023Principal Shepherd★ 6.9
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Mr. Bertoglio★ 8
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Marty (voice)★ 7
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Them 2021Mr. Stoat★ 7.6
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Your Honor 2020Calvin Bloom★ 8.1
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A Simple Wedding 2018Bill Talbot★ 4.5
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Rules Don't Apply 2016Gene Handsaker★ 5.7
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Spaceman 2016Tim Manning★ 5.8
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Love Meet Hope 2016Todd★ 7
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Trumbo 2015Robert Kenny★ 7.2
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Supergirl 2015Dirk Armstrong★ 7.3
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Aquarius 2015Sean Boyle★ 6.5
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Grace and Frankie 2015Peter Warren★ 7.7
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black-ish 2014Leslie Stevens★ 7.2
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Head of State Thompson★ 4.5
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Earth to Echo 2014James Hastings★ 5.9
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Jim★ 6.4
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Growing Up Fisher 2014★ 6.5
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Merkin Penal 2014Emmett O'Donald★ NR
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Masters of Sex 2013Leslie Farber★ 7.1
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42 2013Happy Chandler★ 7.2
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Donald Colburn★ 6.8
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Scandal 2012Brad Loeb★ 7.1
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Project X 2012Dad★ 6.9
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Hart of Dixie 2011Reverend Peter Mayfair★ 7.3
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2 Broke Girls 2011Devon★ 7.2
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The Chicago 8 2011David Dellinger★ 5.6
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Franklin & Bash 2011★ 7.2
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Harry's Law 2011Neville Johnson★ 7.3
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Law & Order: LA 2010Attorney Simms★ 6.8
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Better With You 2010Neil★ 6.5
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Raising Hope 2010Mr. Gunderson★ 7.4
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It's Complicated 2009Dr. Allen★ 6.5
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JONAS L.A. 2009Mr. Phelps★ 7.5
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Castle 2009Sergeant Roman★ 8
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Good Time Max 2008Anesthesiologist★ 5.3
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The Mentalist 2008Holman Perry★ 8.4
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Eli Stone 2008Dr. Stephen Goodman★ 6.8
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Mad Men 2007Cliff Perry★ 8.1
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Big Day 2006★ 6
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Justice 2006★ 7
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Room 6 2006Dr. Kent★ 4.4
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Big Love 2006Bishop★ 7
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Criminal Minds 2005★ 8.3
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Close to Home 2005★ 5.9
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My Name Is Earl 2005Daniel★ 7.7
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Mr. Horvath★ 8.1
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Bones 2005Congressman Efran Hadley★ 8.2
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Doctor★ 8.3
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Grey's Anatomy 2005Warren Kramer★ 8.2
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American Dad! 2005Dr. Grossbard / Senator #1 (voice)★ 7
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A One Time Thing 2004Larry★ NR
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Boston Legal 2004Reid Harrington★ 7.9
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Cold Case 2003Harvey James★ 7.8
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NCIS 2003Jack Murdoch★ 7.6
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Still Standing 2002Mr. Kruger★ 6.9
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CSI: Miami 2002Russell Tanninger★ 7.7
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One Hour Photo 2002Hotel Desk Manager★ 6.7
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George Lopez 2002Dr. Loftusi★ 7.6
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The Bernie Mac Show 2001★ 6.5
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Off Centre 2001★ 8.3
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Crossing Jordan 2001Frank Ripton★ 7.2
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American Tragedy 2000Bill Blasier★ 4.8
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Curb Your Enthusiasm 2000Man in shorts★ 8
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Dr. Eisling★ 7.6
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Gilmore Girls 2000Dr. Schultz★ 7.9
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Strong Medicine 2000Asher★ 7.1
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The In Crowd 2000Bob Mead★ 4.6
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Terry★ 8.5
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The West Wing 1999George Rohr - American Christian Assembly★ 8.3
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Judging Amy 1999Howlett★ 7.5
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Chill Factor 1999Technician★ 4.9
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The Parkers 1999★ 8.2
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Inherit the Wind 1999Jesse Dunlap★ 6.3
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Will & Grace 1998Mean Guy★ 6.9
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Doc Windgate★ 5
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Dharma & Greg 1997Matthew★ 6.4
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Ally McBeal 1997Kendall Stevens★ 6.6
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The Practice 1997D.A. Brenner★ 7.7
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Profiler 1996★ 7
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The Faculty 1996Clark Edwards★ NR
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Tom and Huck 1995Mr. Sneed★ 5.3
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Theodore Rex 1995Alex Summers★ 3.6
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Nick of Time 1995JBN Reporter★ 6.2
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Caroline in the City 1995Lionel★ 6.4
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The Drew Carey Show 1995Mr. Firestein★ 6.6
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Speechless 1994Andy★ 5.9
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ER 1994Mr. Pasbalas★ 7.8
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Lorenzo's Oil 1992Immunosuppression Doctor★ 7.1
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Herman's Head 1991★ 6.6
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Torch Song Trilogy 19881st Young Man★ 7.4
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Sergeant #2 at Jimmy Wah's★ 7.3
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Firehouse 1987Dickson Willoughby★ 3.9
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The Equalizer 1985Man★ 7.2