From Wikipedia, the free encyclopedia. Roy Dupuis (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. Description above from the Wikipedia article Roy Dupuis, licensed under CC-BY-SA, full list of contributors on Wikipedia.