Diamantopoulos at the 4th Annual Norma Jean Gala in March 2015
May 9, 1975
Toronto, Ontario, Canada
Becki Newton (m. 2005)
Christopher Diamantopoulos (born May 9, 1975; Greek: Χριστόφορος "Κρις" Διαμαντόπουλος) is a Canadian actor.
Diamantopoulos began appearing in TV commercials and professional theatre productions at the age of 9, and by the time he turned 18, he had left home to partake in a series of U.S. national tours. A short time later, he worked on Broadway where he played leading parts in The Full Monty (2002) and Les Misérables (2003). Diamantopoulos attended East York Collegiate Institute.
He portrayed Robin Williams in Behind the Camera: The Unauthorized Story of Mork & Mindy alongside costar Erinn Hayes. He has guest-starred in several series, including Kevin Hill, Charmed, The Sopranos, Nip/Tuck, and Boston Legal. In 2007, he appeared opposite Debra Messing in The Starter Wife, where he played the role of Rodney, the interior decorator.
On the eighth season of 24, he played US President Allison Taylor's Chief of Staff Rob Weiss. He played Frank Sinatra in The Kennedys. Diamantopoulos played Moe Howard in the 2012 The Three Stooges film.
He had recurring roles on the NBC sitcoms Up All Night, as Maya Rudolph's on and off lover, Julian; The Office, as Brian, a former member of the show's documentary film crew; and on Arrested Development, as Marky, Lindsay's face-blind environmentalist boyfriend. He is also the voice of Mickey Mouse for the eponymous animated series.
He has recently featured in the UK/US television sitcom Episodes playing the part of TV network boss Castor Sotto, Mr. Chris in the TV adaptation of About a Boy, and billionaire investor Russ Hanneman in Silicon Valley.
In 2017 Diamantopoulos starred in the musical Waitress on Broadway.
On October 11, 2018, it was revealed by TVLine that Diamantopoulos would have a role in the upcoming spinoff pilot for the situation comedy The Middle playing Sue Heck's mercurial, charming and rich boss Nick.
Diamantopoulos grew up splitting his time between Canada and Greece. He is of Greek descent and is a practicing member of the Greek Orthodox church. He met his wife, actress Becki Newton, in a subway station in New York. The couple married on May 12, 2005. In late 2007 he was diagnosed with the rare neurological disorder prosopagnosia, also known as face blindness . Newton gave birth to their first child, a boy, in November 2010. In 2014 they had a girl 
- The Adulterer (2000)
- Drop Dead Roses (2001)
- Law & Order (2002, TV series)
- Third Watch (2003, TV series)
- Celebrity Deathmatch (2003, Video game)
- Frasier (2004, TV series)
- Nip/Tuck (2004, TV series)
- Charmed (2004, TV series)
- American Dreams (2004, TV series)
- Kevin Hill (2004, TV series)
- Jake in Progress (2005, TV series)
- Behind the Camera: The Unauthorized Story of Mork & Mindy (2005, TV)
- The Sopranos (2006, TV series)
- Wedding Daze (2006)
- Boston Legal (2006, TV series)
- American Dad! (2006–2017, TV series)
- Three Days to Vegas (2007)
- Raines (2007, TV series)
- The Starter Wife (2007, TV miniseries)
- State of Mind (2007, TV series)
- The Starter Wife (2008, TV series)
- 24 (2010, TV series)
- The Kennedys (2011, TV miniseries)
- Up All Night (2011–2012, TV series)
- The Three Stooges (2012)
- Community (2013, TV series)
- The Office (2013, TV series)
- Arrested Development (2013, TV series)
- The Art of the Steal (2013)
- Doctor Lollipop (2013, web cartoon)
- Family Guy (2013–2017, TV series)
- Mickey Mouse (2013–present, TV series)
- Dr. Cabbie (2014)
- Hannibal (2014, TV series)
- About a Boy (2014–2015, TV series)
- Episodes (2014–2015, TV series)
- Batman Unlimited (2015, TV series)
- Batman Unlimited: Animal Instincts (2015, direct-to-video)
- BoJack Horseman (2015, TV series)
- Man Vs. (2015)
- Batman Unlimited: Monster Mayhem (2015, direct-to-video)
- Robot Chicken (2015, TV series)
- Good Girls Revolt (2015–2016, TV series)
- Silicon Valley (2015–present, TV series)
- Batman Unlimited: Mechs vs. Mutants (2016, direct-to-video)
- Justice League Action (2016–present, TV series)
- Skylanders Academy (2016–present, TV series)
- Law & Order: Special Victims Unit (2017, TV series)
- The Truth About Lies (2017)
- A Christmas Story Live! (2017)
- Go Away, Unicorn! (2018, TV series)
- DuckTales - Storkules
- Let's Get Physical (2018, TV series)
- Untitled The Middle spinoff (2019, TV pilot)
- "Biography for Chris Diamantopoulos". IMDb. Retrieved 5 April 2012.
- "Chris Diamantopoulos". IBDB: The official source for Broadway Information. Retrieved 11 April 2012.
- Taylor, Blake (June 27, 2013). "Disney Shorts Debut with New Voice for Mickey Mouse". The Rotoscopers. Retrieved June 27, 2013.
- Ausiello, Michael (11 October 2018). "Middle Spinoff: Chris Diamantopoulos Joins ABC Offshoot as Sue's Boss". TVLine. Retrieved 11 October 2018.
- "Under New Management - The Movie : Wall Street Meets Mob Street - Cast". Undernewmanagement-themovie.com. 2009. Archived from the original on 2010-11-11. Retrieved 2014-02-22.
- Callum-Penso, Lillia (August 7, 2011). "Local pair puts Book of Revelation on the app". The Greenville News.
- "Actress Becki Newton Welcomes Son!". US Weekly. December 9, 2010. Retrieved December 22, 2010.
- "Becki Newton: What's In My Bag?". US Weekly. April 22, 2015. Retrieved November 14, 2017.
- "EXCLUSIVE: First "Batman Unlimited: Animal Instincts" Trailer Runs Wild". Comic Book Resources. February 9, 2015. Retrieved June 6, 2015.
- "EXCLUSIVE TRAILER DEBUT: Joker Rules in "Batman Unlimited: Monster Mayhem"". Comic Book Resources. June 2, 2015. Retrieved June 6, 2015.
- Lam, Steve. "Batman Unlimited: Mechs Vs. Mutants Trailer Premieres". Bam! Smack! Pow!. Retrieved July 26, 2016.