Peter MacKenzie
Biography
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

Grey's Anatomy

NCIS

The Mentalist

Criminal Minds

Criminal Minds

CSI: Crime Scene Investigation

Bones

American Dad!
All Movies (33)
- Fool's Paradise2023 · as Psych Doc 1
- Black Girl Missing2023 · as Principal Shepherd
- A Simple Wedding2018 · as Bill Talbot
- So Close2018 · as Dr. Salinger
- Rules Don't Apply2016 · as Gene Handsaker
- Spaceman2016 · as Tim Manning
- Love Meet Hope2016 · as Todd
- Trumbo2015 · as Robert Kenny
- Atlas Shrugged: Part III2014 · as Head of State Thompson
- Earth to Echo2014 · as James Hastings
- Merkin Penal2014 · as Emmett O'Donald
- 422013 · as Happy Chandler
- Project X2012 · as Dad
- The Chicago 82011 · as David Dellinger
- It's Complicated2009 · as Dr. Allen
- Good Time Max2008 · as Anesthesiologist
- Room 62006 · as Dr. Kent
- A One Time Thing2004 · as Larry
- One Hour Photo2002 · as Hotel Desk Manager
- American Tragedy2000 · as Bill Blasier
- The In Crowd2000 · as Bob Mead
- Chill Factor1999 · as Technician
- Inherit the Wind1999 · as Jesse Dunlap
- Major League: Back to the Minors1998 · as Doc Windgate
- Tom and Huck1995 · as Mr. Sneed
- Theodore Rex1995 · as Alex Summers
- Nick of Time1995 · as JBN Reporter
- Speechless1994 · as Andy
- Lorenzo's Oil1992 · as Immunosuppression Doctor
- Torch Song Trilogy1988 · as 1st Young Man
- Off Limits1988 · as MP
- Good Morning, Vietnam1987 · as Sergeant #2 at Jimmy Wah's
- Firehouse1987 · as Dickson Willoughby
All TV Shows (78)
- DAHMER - Monster: The Jeffrey Dahmer Story2022 · as Mr. Bertoglio
- Nine Perfect Strangers2021 · as Marty (voice)
- Them2021 · as Mr. Stoat
- Your Honor2020 · as Calvin Bloom
- Supergirl2015 · as Dirk Armstrong
- Aquarius2015 · as Sean Boyle
- Grace and Frankie2015 · as Peter Warren
- black-ish2014 · as Leslie Stevens
- Friends with Better Lives2014 · as Jim
- Growing Up Fisher2014
- Masters of Sex2013 · as Leslie Farber
- Don't Trust the B---- in Apartment 232012 · as Donald Colburn
- Scandal2012 · as Brad Loeb
- Hart of Dixie2011 · as Reverend Peter Mayfair
- 2 Broke Girls2011 · as Devon
- Franklin & Bash2011 · as Marcel Ziff
- Harry's Law2011 · as Neville Johnson
- Law & Order: LA2010 · as Attorney Simms
- Better With You2010 · as Neil
- Raising Hope2010 · as Mr. Gunderson
- JONAS L.A.2009 · as Mr. Phelps
- Castle2009 · as Sergeant Roman
- The Mentalist2008 · as Holman Perry
- The Secret Life of the American Teenager2008 · as Financial Aid Advisor
- Eli Stone2008 · as Dr. Stephen Goodman
- Mad Men2007 · as Cliff Perry
- Big Day2006
- Justice2006
- Big Love2006 · as Bishop
- Criminal Minds2005
- Criminal Minds2005 · as Jack Fisher
- Close to Home2005 · as Daryl Denham
- My Name Is Earl2005 · as Daniel
- How I Met Your Mother2005 · as Mr. Horvath
- Twins2005 · as Don
- Bones2005 · as Congressman Efran Hadley
- It's Always Sunny in Philadelphia2005 · as Doctor
- Grey's Anatomy2005 · as Warren Kramer
- American Dad!2005 · as Dr. Grossbard / Senator #1 (voice)
- American Dad!2005 · as Judge (voice)
- American Dad!2005 · as (voice)
- American Dad!2005 · as Michael (voice)
- American Dad!2005 · as Chief Shopaholic / Midnight Runner #1 / Salesman (voice)
- American Dad!2005 · as Surgeon (voice)
- American Dad!2005 · as Fat Kid's Dad (voice)
- American Dad!2005 · as Wedding Officiant (voice)
- American Dad!2005 · as Mr. Minor (voice)
- Boston Legal2004 · as Reid Harrington
- Cold Case2003 · as Harvey James
- NCIS2003 · as Jack Murdoch
- Still Standing2002 · as Mr. Kruger
- CSI: Miami2002 · as Russell Tanninger
- George Lopez2002 · as Dr. Loftusi
- The Bernie Mac Show2001
- Off Centre2001
- Crossing Jordan2001 · as Frank Ripton
- One on One2001 · as Blaine Lockraven
- Curb Your Enthusiasm2000 · as Man in shorts
- CSI: Crime Scene Investigation2000 · as Dr. Eisling
- Gilmore Girls2000 · as Dr. Schultz
- Strong Medicine2000 · as Asher
- Malcolm in the Middle2000 · as Terry
- The West Wing1999 · as George Rohr - American Christian Assembly
- Judging Amy1999 · as Howlett
- The Parkers1999
- Will & Grace1998 · as Mean Guy
- Dharma & Greg1997 · as Matthew
- Ally McBeal1997 · as Kendall Stevens
- The Practice1997 · as D.A. Brenner
- Profiler1996 · as Mr. Wells
- The Faculty1996 · as Clark Edwards
- Caroline in the City1995 · as Lionel
- The Drew Carey Show1995 · as Mr. Firestein
- The Drew Carey Show1995 · as Arbitrator
- ER1994 · as Mr. Pasbalas
- Herman's Head1991
- Crossbow1987
- The Equalizer1985 · as Man