Cas Anvar is a Canadian actor, voice actor, and writer. Born in Saskatchewan, Canada, to Iranian parents and raised in Montreal, Quebec, Anvar speaks English, French, Persian, and some limited Arabic, Hindi, and Spanish. He is best known as Dr. Singh in the 17-episode television series The Tournament. He appeared in the Jake Gyllenhaal film Source Code, and began his voice acting career with 2011's Assassin's Creed: Revelations.

Anvar appeared as Dodi Fayed with Naomi Watts in Diana.