Orr became involved in children's theatre beginning at the age of 10 (with her first role being in Alice in Wonderland) after she began taking elocution lessons due to her French accent, and started to develop her repertoire of voices. By the age of 14, she was working at the Canadian Broadcasting Corporation (CBC), as well as acting in stage theaters at the Mountain Playhouse in Montreal and the Crest Theatre in Toronto, working for the Montreal Shakespearian Company and alongside such notables as William Shatner. With her solid background on the stage, Orr was hired by CBC Radio for roles in their radio dramas such as Laura Limited