A graduate of Cegep de St-Hyacinthe, and holding a Degree in Literary Studies from (UQÀM), Sonia Gadbois is an actress and a puppeteer. She works in theatre (Black Hands, Peer Gynt, Le Marchand de Sable), dubbing (Vampire Suck, Transformers II, Les Décalés du cosmo, Amazing Race) and has appeared in several commercials. Her credits also include roles in television and cinema. Since 2004, she often tours the world with Theatre Sans Fil which has produced plays in several countries including Canada, United States, China, Spain and Mexico. For 10 years, she worked in cultural management and productions of many shows. Sonia also does pyrotechnical work and writing contracts.
She stars as Thérèse de Couagne (named la Veuve de Francheville), in Les Mains noires, procès de l'esclave incendiaire (Black Hands), directed by Tetchena Bellange, 2010, Documentary-Fiction, Canada, 2010.

Source:
www.blackhandsfilm.com/bios.html