Maureen Forrester was a Canadian operatic contralto whose rich voice and compelling performances made her a standout in the world of classical music and beyond. Born in 1930, Forrester gained initial fame through her appearances in prestigious venues such as the New York City Opera, where she captivated audiences as Cornelia in Handel's *Giulio Cesare* in 1966. Collectors particularly seek out her performances on physical media, especially her recording of Mahler Symphony No. 2, which showcases her deep connection with the composer, fostered by her mentor, Bruno Walter. One of her notable film appearances is in *Mahler and the Millionaire* (1983), a unique blend of music and narrative that appeals to collectors interested in rare performances that capture the essence of classical music's impact on film. Forrester's legacy as a champion of Canadian composers and her engaging personality make her recordings and film appearances valuable gems in any physical media collection. Her autobiography, *Out of Character*, adds further depth to her story, inviting collectors to explore the life of this influential artist.