The Worst Witch/Trivia
- Acting for Two: The actress playing Miss Cackle (in the adaptations) also plays her evil twin sister Agatha
- Hey, It's That Guy!: Jessica Fox (Enid) later earned a role in British soap Hollyoaks
- Also, The Grand Wizard is played by Terrence Hardiman, also famous for playing The Demon Headmaster.
- Miss Bat is played by Una Stubbs of Worzel Gummidge fame, while her replacement Miss Crotchet is Polly James from The Liver Birds.
- Christian Coulson, Ben in Weirdsister College, played the first Tom Riddle in Harry Potter and the Chamber of Secrets.
- From Weirdsister College, Kent Reily - Tim Wraithewright - was also in Hollyoaks as Zak Ramsey
- The movie features Dorothy Gale, Dr. Frank-N-Furter, and Emma Peel.
- Hey, It's That Voice!: Felicity Jones (Ethel Hallow) later became known for her work as Emma Grundy on The Archers
- International Coproduction: The series was co-producted by HTV, a UK company, and Gala Films, a Canadian company.
- No Export for You: This is an odd example, but the entire series, including Weirdsister College, The New Worst Witch and the movie from the 80's, is available on DVD ... in Australia.
- Thankfully for fans of the show, however, the Region Coding on the box is wrong. The discs are set for region 0, not region 4.
- Australian law forbids the selling of region-encoded DVDs or DVD players. Considering they're the only English-speaking country in the region, this makes perfect sense.
- Thankfully for fans of the show, however, the Region Coding on the box is wrong. The discs are set for region 0, not region 4.
- The Other Darrin: The series featured three such changes.
- The first one saw Felicity Jones replaced as Ethel Hallow by Katy Allen for seasons two and three, which was explained away as a "makeover". Jones later returned for the role in the fourth season (Weirdsister College).
- Fenella Feverfew was played by Julia Malewski for the first season and Emily Stride for the third.
- The character of Miss Hardbroom was also played by two different actresses: Kate Duchêne in the first three seasons, and Caroline O'Neill in The New Worst Witch.
- In fact, only Georgina Sherrington (Mildred) has appeared in all three incarnations of the show.
- Working Title: Weirdsister College had a working title of The Worst Witch: The College Years (and ended up being used in an autumn CITV promo).