[3] Duthie is currently the host of TSN's hockey coverage, as well as the IIHF World Junior Hockey Championship, the CFL Grey Cup, the Super Bowl, and The Masters golf tournament[2] Before moving to TSN in 1998, Duthie worked at VTV and covered news and sports for 8 years on CJOH, the CTV affiliate in Ottawa.

He is also known for producing many humorous videos for TSN including The Panel Hangover, Puck over Glass, and a series of bits featuring Roberto Luongo.

[citation needed] Duthie is a charity ambassador, representing the Christian Children's Fund of Canada in the cause to help beat poverty in developing countries.

[citation needed] In 2017, Duthie launched The Rubber Boots Podcast, where he discusses sports and other topics with TSN staffers Lester McLean, Sean 'Puffy' Cameron, and Producer Stoff.

[10] Duthie has released four books: They Call Me Killer (2010), a collection of stories from legendary junior hockey coach Brian Kilrea, the essay collection The Day I (Almost) Killed Two Gretzkys (2010), and The Guy on the Left (2015), which tells the story of Duthie's career in broadcasting.