Good pal of screenwriter/playwright Dave McLaughlin. One of Will's first screen roles was in McLaughlin's Southie (1998).
Speaks fluent French.
Attended French-speaking schools in Toronto.
Does voice-over work for GMC trucks and Lamasil tablets.
Ex-brother-in-law of Marisa Miller and Savannah Miller.
Ex-son-in-law of Mark Miller and Beatrice Miller.
Played brother to his ex-wife Amy Poehler in Blades of Glory (2007).
Will and his ex-wife, Amy Poehler, were expecting their first child, due in the fall of 2008 [April 29, 2008].
On October 25, 2008, Will and his ex-wife, Amy Poehler, became parents to a son, named Archibald William Emerson "Archie" Arnett, 8 lb, 1 oz, in New York City at 6 p.m.
His ex-wife, Amy Poehler, also played his wife in several episodes of Arrested Development (2003).
Loves to play his Xbox. His gamertag is Roncore.
Will and Amy Poehler became the parents of their second child, a son named Abel James Arnett, on August 6, 2010. Abel weighed in at 7 lb, 13 oz.
Friend of Jerry O'Connell.
He is the son of Edith (Palk) and Emerson James Arnett, who was president and CEO of Molson Breweries, from 1997 to 2000. His family is from Manitoba.