If you are looking for a non-existent 255th episode of Season 1, rest assured—the “H255” is just a production label. The episode you want is the fun, fan-favorite (S1E4).
Halloween Original Air Date: October 28, 2021 Production Code: H255 (where “H” often indicates a holiday special, and “255” is an internal tracking number) ghosts s01 h255
Key highlights of the season include:
