Mildred Hubble is a young witch attending Cackles Academy. She's called the "Worst Witch" because she's always caught getting into trouble.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Selection Day: Part 1 | 2017-01-11 | 60 min |
| Season 1 | Episode 2 | Selection Day: Part 2 | 2017-01-11 | 30 min |
| Season 1 | Episode 3 | Tabby | 2017-01-18 | 30 min |
| Season 1 | Episode 4 | New Girl | 2017-01-25 | 30 min |
| Season 1 | Episode 5 | Pond Life | 2017-02-01 | 30 min |
| Season 1 | Episode 6 | The Great Wizard's Visit | 2017-02-08 | 30 min |
| Season 1 | Episode 7 | The Best Teacher | 2017-02-15 | 30 min |
| Season 1 | Episode 8 | Maud's Big Mistake | 2017-02-22 | 30 min |
| Season 1 | Episode 9 | The First Witch | 2017-03-01 | 30 min |
| Season 1 | Episode 10 | Spelling Bee | 2017-03-08 | 30 min |
| Season 1 | Episode 11 | The Mists of Time | 2017-03-15 | 30 min |
| Season 1 | Episode 12 | Out of Bounds | 2017-03-22 | 30 min |
| Season 1 | Episode 13 | The Worst Headmistress | 2017-03-29 | 30 min |
| Season 2 | Episode 1 | Tortoise Trouble | 2018-01-08 | 30 min |
| Season 2 | Episode 2 | The Friendship Trap | 2018-01-15 | 30 min |
| Season 2 | Episode 3 | Ethel Everywhere | 2018-01-22 | 30 min |
| Season 2 | Episode 4 | The Extraordinary Esper Vespertilio | 2018-01-29 | 30 min |
| Season 2 | Episode 5 | Mildred's Family Tree | 2018-02-05 | 30 min |
| Season 2 | Episode 6 | Bat Girl | 2018-02-12 | 30 min |
| Season 2 | Episode 7 | Hollow Wood | 2018-02-19 | 30 min |
| Season 2 | Episode 8 | Miss Cackle's Birthday | 2018-02-26 | 30 min |
| Season 2 | Episode 9 | Miss Softbroom | 2018-03-05 | 30 min |
| Season 2 | Episode 10 | A New Dawn | 2018-03-12 | 30 min |
| Season 2 | Episode 11 | Love at First Sight | 2018-03-19 | 30 min |
| Season 2 | Episode 12 | All Hallow's Eve | 2018-03-27 | 30 min |
| Season 2 | Episode 13 | The Big Freeze | 2018-03-28 | 30 min |
| Season 3 | Episode 1 | The Wishing Star | 2019-01-07 | 30 min |
| Season 3 | Episode 2 | Double Hubble | 2019-01-14 | 30 min |
| Season 3 | Episode 3 | Magic Mum | 2019-01-21 | 30 min |
| Season 3 | Episode 4 | The Swamp Troll | 2019-01-28 | 30 min |
| Season 3 | Episode 5 | The Owl and the Pussycat | 2019-02-04 | 30 min |
| Season 3 | Episode 6 | The Game | 2019-02-11 | 30 min |
| Season 3 | Episode 7 | Bad Magic | 2019-02-18 | 30 min |
| Season 3 | Episode 8 | The Cackle Run | 2019-02-25 | 30 min |
| Season 3 | Episode 9 | Starstruck | 2019-03-04 | 30 min |
| Season 3 | Episode 10 | Finding Joy | 2019-03-11 | 30 min |
| Season 3 | Episode 11 | The Broom Stick Uprising | 2019-03-18 | 30 min |
| Season 3 | Episode 12 | Ethel Hallow to the Rescue: Part 1 | 2019-03-25 | 30 min |
| Season 3 | Episode 13 | Ethel Hallow to the Rescue: Part 2 | 2019-03-25 | 30 min |
| Season 4 | Episode 1 | The Three Impossibilities | 2020-01-27 | 30 min |
| Season 4 | Episode 2 | Gertrude the Great | 2020-02-03 | 30 min |
| Season 4 | Episode 3 | Happy Birthday, Indigo Moon | 2020-02-10 | 30 min |
| Season 4 | Episode 4 | Enid Nightshade, Superstar | 2020-02-17 | 30 min |
| Season 4 | Episode 5 | The Forbidden Tree | 2020-02-24 | 30 min |
| Season 4 | Episode 6 | Maud's Magical Make-Over | 2020-03-02 | 30 min |
| Season 4 | Episode 7 | The Crystal Lake | 2020-03-09 | 30 min |
| Season 4 | Episode 8 | Enid's Last Race | 2020-03-16 | 30 min |
| Season 4 | Episode 9 | Mildred the Detective | 2020-03-23 | 30 min |
| Season 4 | Episode 10 | A Witch in Time | 2020-03-30 | 30 min |
| Season 4 | Episode 11 | Grounded | 2020-04-06 | 30 min |
| Season 4 | Episode 12 | The Witching Hour, Part 1 | 2020-04-13 | 30 min |
| Season 4 | Episode 13 | The Witching Hour: Part 2 | 2020-04-20 | 30 min |
| Costume & Make-Up | Heather Howell | Costume Design |
| Production | Michael Treen | Line Producer |
| Production | Ian Whitehead | Line Producer |
| Production | Arnie Gelbart | Executive Producer |
| Costume & Make-Up | Maggie Webb | Makeup Designer |
| Production | Dan Maddicott | Executive Producer |
| Writing | Jill Murphy | Book |
| Costume & Make-Up | Maggie Webb | Hair Designer |
| Sound | Paul K. Joyce | Original Music Composer |
