Winnie the Pooh in Mickey's Boo-to-You Halloween Parade is another upcoming Winnie the Pooh Disney Parks crossover film planned to be made by RatiganRules. It will be shown as part of a Winnie the Pooh/Halloween Quadruple Feature with Pooh's Adventures of Villains Unleashed, Winnie the Pooh in Hocus Pocus Villain Spelltacular, and Winnie the Pooh Says Happy HalloWishes - A Grim Grinning Ghosts Spookatcular in the Sky. It is unknown when the film will be made.
For the next part of their Halloween vacation, Winnie the Pooh and his friends take part in Mickey's Boo-to-You Halloween Parade.
- Bloom, Stella, Flora, Musa, Tecna, Layla, Roxy, Ash Ketchum, Pikachu, Misty, Togepi, Brock, Littlefoot, Cera, Ducky, Petrie, Spike, Chomper, Ruby, SpongeBob SquarePants, Patrick Star, Jack Skellington, Simba, Timon, Pumbaa, Scooby-Doo, Shaggy Rogers, Daphne Blake, Fred Jones, Velma Dinkley, Gwen, Trent, Owen, Lindsay, Tyler, Geoff, Bridgette, Duncan, Courtney, Cody, Sierra, Zoey, Mike, Emma, Kitty, Carrie, Devin, the Bowser family, and the Trix (Icy, Darcy, and Stormy) will guest star in this film.
- Despite Winnie the Pooh and his friends making an actual appearance in the real parade, this crossover version will extend their roles.
- In this film along with Pooh's Adventures of Villains Unleashed, Winnie the Pooh in Hocus Pocus Villain Spelltacular, and Winnie the Pooh Says Happy HalloWishes - A Grim Grinning Ghosts Spooktacular in the Sky, the characters from the Total Drama series will be dressed up as various Disney characters, due to the fact that they will spend Halloween with Winnie the Pooh and his friends at the Walt Disney World resort. Gwen and Trent will be dressed as Aladdin and Princess Jasmine from Aladdin, Duncan and Owen will be dressed as Captain Hook and Mr. Smee from Peter Pan, Courtney will be dressed as the Evil Queen from Snow White and the Seven Dwarfs, Lindsay and Tyler will be dressed as Rapunzel and Flynn Rider from Tangled, Geoff and Bridgette will be dressed as Cinderella and Prince Charming from Cinderella, Cody and Sierra will be dressed as Mickey Mouse and Minnie Mouse, Zoey and Mike will be dressed up as Ariel and Prince Eric from The Little Mermaid, Emma and Kitty will be dressed as Elsa and Anna from Frozen, Carrie and Devin will be dressed as Princess Aurora and Prince Phillip from Sleeping Beauty.