Born: 19 January 1961 (64 years old) Gender: Male
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Peter Mackenzie is an American actor best known for his starring role as Genius, who represents the title character's intellect and logic and often clashes with the Angel's naïvete and Animal's stupidity, in the television sitcom Herman's Head, from 1991-1994.
Show
Character
2 Broke Girls - Season 4
Devon
Ally McBeal - Season 4
Kendall Stevens
American Dad! - Season 1
Various
American Dad! - Season 3
American Dad! - Season 4
American Dad! - Season 5
Aquarius - Season 2
Sean Boyle
Better with You - Season 1
Neil
Big Love - Season 5
Bishop
Black-ish - Season 1
Mr. Stevens
Black-ish - Season 2
Black-ish - Season 3
Black-ish - Season 4
Black-ish - Season 5
Bones - Season 9
Congressman Efran Hadley
Boston Legal - Season 3
Reid Harrington
Castle - Season 6
Sgt. Roman
Close to Home - Season 2
Daryl Denham
Cold Case - Season 4
Harvey James
Criminal Minds - Season 1
Jack Fisher
Crossing Jordan - Season 6
Frank Ripton
CSI: Crime Scene Investigation - Season 2
Doctor
CSI: Crime Scene Investigation - Season 9
Dr. Eisling
CSI: Miami - Season 5
Russell Tanninger
Curb Your Enthusiasm - Season 7
Man in Shorts
Don't Trust the B---- in Apartment 23 - Season 1
Donald Colburn
Don't Trust the B---- in Apartment 23 - Season 2
Eli Stone - Season 2
Dr. Stephen Goodman
ER - Season 9
Mr. Pasbalas
Franklin & Bash - Season 4
Marcel Ziff
Friends with Better Lives - Season 1
Jim
George Lopez - Season 6
Dr. Loftusi
Gilmore Girls - Season 6
Dr. Schultz
Grey's Anatomy - Season 5
Warren Kramer
Growing Up Fisher - Season 1
Guest Star
Harry's Law - Season 1
Attorney Neville Johnson
Harry's Law - Season 2
Hart of Dixie - Season 1
Reverend Peter Mayfair
Hart of Dixie - Season 2
Hart of Dixie - Season 3
Hart of Dixie - Season 4
House of Lies - Season 1
Brant Butterfield
How I Met Your Mother - Season 6
Mr. Horvath
It's Always Sunny in Philadelphia - Season 9
Judging Amy - Season 2
Howlett
Law & Order: LA - Season 1
Attorney Simms
Mad Men - Season 6
Cliff Perry
Malcolm in the Middle - Season 1
Terry
Masters of Sex - Season 3
Leslie Farber
Murder in the First - Season 2
Public Defender Sherman Brown
My Name is Earl - Season 4
Daniel
NCIS - Season 9
Jack Murdoch
Off Centre - Season 1
Jay
One on One - Season 3
Blaine Lockraven
Raising Hope - Season 4
Mr. Gunderson
State of Georgia - Season 1
Paul Leary
Strong Medicine - Season 1
Asher
Supergirl - Season 1
Dirk Armstrong
The Bernie Mac Show - Season 3
The Drew Carey Show - Season 3
Mr. Firestein
The Drew Carey Show - Season 9
Arbitrator
The Fixer (2012) - Season 2
Brad Loeb
The Mentalist - Season 1
Holman Perry
The Parkers - Season 1
Coach Patrick Melville
The Practice - Season 7
D.A. Brenner
The Secret Life of the American Teenager - Season 5
Financial Aid Advisor
The Tick (Live Action) - Season 1
Male Nurse
The West Wing - Season 7
George Rohr
Will & Grace - Season 4
Mean Guy
Yes, Dear - Season 1
Reverend Green
Rugby player Ruan Smith up for grabs in Op My Eish! 4
Old and busted: actors and singers. New hottness: sportsmen. If you fancy some sporty spice, get in the casting queue.
New on TV today: Wednesday 9 July 2025
Phones and cameras get you Caught! on ID, as Netflix begins Building the Band with the late Liam Payne.
New on TV today: Tuesday 8 July 2025
Mzansi Magic invites you to Lose It or Lose Me and Netflix documents The Real Project X.
On Carte Blanche: drug dealer doctors and pharmacists thrive in Benoni
D.I.S.G.U.S.T.I.N.G They're peddling high risk, addictive medication illegally and no-one's stopping them.
New! 016 FM Teasers - July 2025
DJ wars erupt and shady business lurks. Mpho Sebeng goes ON AIR in his final role.
New on TV today: Monday 7 July 2025
Drama series 016 FM begins on Mzansi Magic and Ramsay's Kitchen Nightmares returns to BBC Lifestyle.
New on TV today: Sunday 6 July 2025
Comedy-drama Is'thembu Sika Msongelwa begins a run on Wethu and reality low Icebo Labantu starts on SABC1.
New on TV today: Saturday 5 July 2025
Anime series The Summer Hikaru Died is available on Netflix and Jan Braai vir Erfenis returns to kykNET.
M-Net movies popcorn pack: July 2025
A guide to fliks on M-Net and the movie channels. Titles include Wicked, The Marksman and Chiwetel Ejiofor's Rob Peace.
New on TV today: Friday 4 July 2025
Anton & Giovanni's Adventures in Spain commence on BBC Earth and Blink Kant Bo returns to eExtra.
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