High Quality Content by WIKIPEDIA articles! The Worst Witch is a British ITV television series about a group of young witches at a Magic Academy. The series stars Georgina Sherrington and Felicity Jones, and is based on The Worst Witch books by Jill Murphy. It aired for a total of three series between 1998 and 2001 before being followed by Weirdsister College. Most episodes revolved around the school, following the adventures of Mildred and her friends.Episodes 5,7,13 and 14 do not contain any male characters. The series was later followed by The New Worst Witch, which ran for two series and chroncicled the experiences of Mildred`s younger cousin Hettie as she attended the school.