King works in theatre, film and TV as an actor, voice artist, puppeteer and singer. King graduated from Queen's University Department of Drama in 1994, moving to Montreal in 1995. As well as acting for independent local companies, King worked for Centaur Theatre, Geordie Productions, Just for Laughs Theatre and Theatre Lac Brome.
For a-year-and-a-half, King played the cotton ball-like lead role in Me Too! on CBC Television. She starred as the voices of Fumiko & Lisa in Discovery Kids' Jacques Cousteau's Ocean Tales, was narrator for the acclaimed documentary "Black Coffee" and the travel series Rails of Adventure and was a guest voice on several other voice series including "Totally Spies", Arthur, Creepschool, Mona the Vampire, and Potatoes & Dragons.
She relocated to Toronto in early 2006, continuing her voice-over career in various animation and commercial projects.