Marijane Louise Landis was an American television broadcaster, producer, host, television personality, and children's television series creator, known for her work with WGAL-TV in Lancaster, Pennsylvania. Considered a pioneer in Pennsylvania television broadcasting, Landis created and produced two children's series: Percy Platypus and His Friends, which aired from 1955 until 1974, and Sunshine Corners from 1974 to 1979.