[3][4][5] The series follows the fortunes of Dexter, a young prince without a crown, whose father, the old king, is dead.
When preparing a potion, Dexter unwittingly caused an explosion bringing to life three monsters endowed with magical powers – Winkle, Gump and Boo.
[6] Len Janson and Check Menville created the show for Marvel Productions[6] and developing it for ABC.
ABC had brought in consulting company Q5 Corporation to help develop the show along with other series for the 1987–1988 season.
Q5's consultants consist of psychology PhDs and advertising, marketing and research professionals.