Part 8 of 8 of the kids TV mystery from 1990. In this last episode, everything comes to a head as Dinah and Lucy discover who is the head of the mysterious operations at the castle, while an old friend returns to help Jack just when they need him. But as they plan a raid on the castle, a thunderstorm brews that threatens to cause chaos for all concerned... Starring Rosie Marcel, Hugo Guthrie, Richard Hanson, Bethany Greenwood and Eileen Hawkes, supported by an adult cast of Brian Blessed, Gareth Hunt, Colin Bruce, Isobel Black, Edward Peel, Richard Riding, Corine Ransome and Susan George. Out of the child cast, only Rosie Marcel and Richard Hanson went on to have a sustained career after this, with Hanson later appearing in kids show The Ghost Hunter from 2000-02, and Marcel having a successful career, having started out as a child actress in 1983 when only 6 years old! Please note, this is from an old video recording, so apologies for any picture quality issues.