Heidi Foss is a Canadian actor, comedian, and writer. In 2001 she won a Canadian Comedy Awards honoring her achievements in the field of comedy writing for the Canadian television comedy program This Hour Has 22 Minutes. Her film and television credits include: Arthur - Mary Moo Cow/Patty Jones (voice role) Fries with That? - actress/ writer Obsessed (a 2002 TV drama directed by John Badham) as a prison guard Misguided Angels In Thru The Out Door Doctor*ology Fix & Foxi and Friends Timothy Goes to School Radio Active She's So Funny - writer/performer Funny Girls - writer/performerFoss has appeared on Comedy Now!, the Just for Laughs television show, Daily Planet, Dr. Katz, Professional Therapist, and The Mike Bullard Show. She has provided her voice talents to the animated shows Arthur, Buster, and Ripley's Believe It Or Not.