Duncan's Spooky Adventure is an upcoming episode.
One Halloween night, the narrow gauge engines are telling stories. Duncan refuses to believe he saw a ghost when Rusty brings it up but Duncan may change his mind after another encounter with a ghostly figure.
- Peter Sam
- Mr. Percival
- Rusty's Ghost Engine (does not speak)
- Skarloey (cameo)
- Sir Handel (cameo)
- Thomas (does not appear in main episode)
- Nia (stock footage)
- Diesel (stock footage)
- Paxton (stock footage)
- At the end of the episode, Thomas mentions the events from the twenty-third series episode, Diesel Glows Away, stock footage from the said episode is also used.
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