Linus the Lionhearted - Living in a tropical island jungle, Linus, a gentle-hearted lion attended to the needs of his animal subjects Rory Raccoon, Billie Bird, Sascha Grouse, Dinny Kangaroo and mailman Loveable Truly on the Saturday/Sunday morning cartoon LINUS THE LIONHEARTED/CBS/ABC/1964-69. Linus' voice was supplied by Sheldon Leonard. The Linus character originally appeared on the Post Cereal boxes of "Crispy Critters."