Roy has worked in theatre, film and television. Her breakthrough was the lead in a thirteen-episode TV series Au nom du Pere et du Fils. She then went on to do the sequel, Le Sorcier. She appeared in Love & Human Remains and in the television film Platinum. Her theatrical work includes roles in musicals and in the play L'Affaire Tartuffe. She appeared in the Golden Reel winning Les Boys in 1999.