Tracy and her dog Towser meet the owners of Dark Towers, a strange old house, and receive a mysterious, ghostly message.
| Name | Type | Role | |
|---|---|---|---|
| Andrew Davies | Writer | ||
| Sean Barrett David | Guest Star | ||
| Charles Collingwood | Guest Star | ||
| Denise Coffey | Guest Star | ||
| Katie Hebb | Guest Star | ||
| Gary Russell | Guest Star | ||
| Derek Griffiths | Guest Star | ||
| Collings | Guest Star | ||
| Flak | Guest Star | ||
| Juliet Waley | Guest Star |