From a riddle-speaking butterfly, a unicorn learns that she is supposedly the last of her kind, all the others having been herded away by the Red Bull. The unicorn sets out to discover the truth behind the butterfly's words. She … Alan Arkin, Jeff Bridges, Mia Farrow, Tammy Grimes, Robert Klein, Angela Lansbury, Christopher Lee Added on Peacock 2022-09-10. Added on Hulu 2023-05-16, leaving 2024-05-12. Youtube Trailer