Percy and Henry's Haunted Halloween is the fourth episode of the seventh season.
Percy and Henry are making their nightly deliveries early on Halloween night, so they don't miss the fireworks show. On the way, they see a white tank engine that they think is a ghost engine.
At Vicarstown, the meet Hiro, who tells them they probably imagined it. Then they go to the fireworks show.
When they get there, Percy finds Thomas, Toby, Duck, Oliver, and Rosie. Percy convinces Thomas and Toby to go with him to try and find the ghost engine. They find him and it turns out that the "ghost engine" is really just Matthew, Richard Hatt’s new engine.
- Edward (cameo)
- Gordon (cameo)
- James (cameo)
- Emily (cameo)
- Murdoch (mentioned)
- Scruff (mentioned)