The Secret Series (Enid Blyton) has one or two narrow escapes from being detained by them. The novel was originally written as a serial and, in 1938, published as a full-length novel. It was one of Enid Blyton's earliest adventure novels, preceding The Famous Five, The Five Find-Outers, The Adventure Series, The Secret Seven, and school books which would appear in following years. The children, reunited with their parents again (and Jack now adopted as part of the family), go on holiday at the rugged Cornish coast with a family friend, Miss Dimity ("Dimmy", who would appear in several further books in the series), and
The Famous Five (novel series) Fun" did not fit in the production schedule. Due to the success of the series, Southern Television were keen to make another season of episodes, but the Enid Blyton estate forbade them to create original stories. The 1978 series was originally released on video by Portman Productions with reasonable regularity between 1983 and 1999, many of which are still easy to find second-hand, although the sound and picture quality is not always what it could be. A four-disc DVD collection, containing 23 of the 26 episodes produced for the 1978 series (and two episodes from the 1996 series) was released