April 19, 1990
Based on the children's adventure novel by Enid Blyton, five young children come to learn the secrets of a ruined castle.
April 26, 1990
Episode 2 of Season 1 (1990) premiered on April 26, 1990
May 3, 1990
Episode 3 of Season 1 (1990) premiered on May 3, 1990
May 10, 1990
Episode 4 of Season 1 (1990) premiered on May 10, 1990
May 17, 1990
Episode 5 of Season 1 (1990) premiered on May 17, 1990
May 24, 1990
Episode 6 of Season 1 (1990) premiered on May 24, 1990
May 31, 1990
Episode 7 of Season 1 (1990) premiered on May 31, 1990
June 7, 1990
Episode 8 of Season 1 (1990) premiered on June 7, 1990