The Ed Mirvish Theatre, also currently known by naming rights sponsorship as CAA Ed Mirvish Theatre, is a historic film and play theatre in the downtown core of Toronto, Ontario, Canada. It was initially known as the Pantages Theatre, then became the Imperial Theatre, and Canon Theatre before being renamed in honour of Ed Mirvish, a well-known businessman and theatre impresario. The theatre first opened in 1920 and is located near Yonge–Dundas Square.