Part 2: Spook trains in the middle of the night! And they seem to vanish into thin air—but where do they go? The Famous Five are on to it. But the discovery of an unusual underground tunnel system, and a train-service, has them puzzled. If they follow the tracks, will they solve the mystery?
| Name | Type | Role | |
|---|---|---|---|
| Gloria Tors | Writer | ||
| John Bardon | Guest Star | ||
| John Barrett | Guest Star | ||
| Chris Wilkinson | Guest Star | ||
| Cyril Luckham | Guest Star | ||
| Joseph Brady | Guest Star | ||
| James Gatward | Director |