Captain Thrice embarks on a mission to find the legendary Lavender Castle before Dr. Agon can destroy it. However, first Thrice must find a crew for his ship the Paradox. The Captain plans to rescue the prisoners of wicked pirate Short Fred Ledd, who is in league with Agon.
| Name | Type | Role | |
|---|---|---|---|
| Gerry Anderson | Writer | ||
| Pauline Fisk | Writer | ||
| David Holt | Guest Star | ||
| Kate Harbour | Guest Star | ||
| Pauline Fisk | Director | ||
| Chris Taylor | Director |