Britt Allcroft (born Hilary Mary Allcroft, December 14, 1943) is a British born film, television and live theater producer, writer and director. She is the creator of the children's television series Thomas the Tank Engine & Friends (later re-titled Thomas & Friends), Shining Time Station (with Rick Siggelkow) and Magic Adventures of Mumfie. She wrote, co-produced and directed the film Thomas and the Magic Railroad (2000).