) (born April 21, 1963) is a Canadian actor best known for his role as counterterrorism operative Michael Samuelle in the television series La Femme Nikita.He portrayed Maurice Richard on television and in film and Roméo Dallaire in the 2007 film Shake Hands with the Devil.
The next three years he lived in Kapuskasing, Ontario, where he learned to speak English.
His father was a travelling salesman for Canada Packers; his mother was a piano teacher. When he was fourteen, after his parents divorced, his mother moved the family to Sainte-Rose, Laval, Quebec, where he finished high school.
After high school, he studied acting in Montreal, at the National Theatre School of Canada (L'École nationale de théâtre du Canada), from which he graduated in 1986.
He lives southeast of Montreal, in an 1840 farmhouse located on 50 acres (200,000 m²) of land which he bought in 1996 and which he has restored and renovated.
He enjoys sports, particularly hockey, sky-diving, and golf.
His hobbies include astronomy and physics (his interests in high school).
He learned to play the cello as a boy and, at times, still plays, sometimes in dramatic roles.
For the past few years, between television and film projects, he has been occupied with learning to sail; he owns a couple of sailboats, and he is custom-outfitting the larger aluminum-keeled vessel in preparation for extended ocean voyages.
Dupuis is a celebrity in French-speaking areas of Canada and is also well known in anglophone areas due to his English-language and bilingual projects.