Casper the Friendly Ghost comes to the aid of King Luna and his people after being attacked by invading Tree Men. On the 3D Bluray 3-D Rarities Volume 1, this appears as an extra in 3D.
Unfortunately the movie Boo Moon is not yet available on HBO Max.
| Directing | Seymour Kneitel | Director |
| Directing | Izzy Sparber | Director |
| Writing | Isadore Klein | Story |
| Sound | Winston Sharples | Music |
| Crew | Robert Little | Scenic Artist |
| Visual Effects | Larry Silverman | Animation |
| Visual Effects | Gordon Whittier | Animation |
| Visual Effects | Myron Waldman | Animation |
| Visual Effects | Nick Tafuri | Animation |
