Mildred is one of the young girls at a prestigious witch academy. She can't seem to do anything right and is picked on by classmates and teachers. The headmistress of the school, Miss Cackle, has an evil twin sister who plans to destroy the school. Can Mildred foil the plan before the Grand Wizard comes to the Academy for a Halloween celebration you'll never forget?!!
Unfortunately the movie The Worst Witch is not yet available on HBO Max.
| Directing | Robert Young | Director |
| Production | Colin Shindler | Producer |
| Writing | Jill Murphy | Novel |
| Camera | Ian Hollands | Director of Photography |
| Editing | Andrew Denny | Editor |
| Production | Maureen Riscoe | Casting |
| Art | Giovanni Guarino | Production Design |
| Art | John Demetri | Art Direction |
| Costume & Make-Up | Gwen Hartley | Costume Design |
| Costume & Make-Up | Tricia Berry | Hairstylist |
| Costume & Make-Up | Tricia Berry | Makeup Artist |
| Sound | Nick Moore | Sound Editor |
| Sound | Charles Strouse | Songs |
| Writing | Don Black | Lyricist |
| Sound | Charles Strouse | Original Music Composer |
| Writing | Don Black | Writer |
| Writing | Mary Pleshette Willis | Screenplay |
