Harry Potter and the Cryptic Crossword of Doom Eternal

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Across
  1. 1. Academic head goes on the run (4)
  2. 7. Camera operator likes inventing narratives at first, but eventually gets petrified (5)
  3. 8. Alright if sermon giver changes first? He's wearing nothing but a towel (8)
  4. 10. Irishman to misuse amusing excerpt (6)
  5. 11. Yes, German bread is out of place in the magical world (5)
  6. 14. Captain, I heard Stan wouldn't, but... (6,4)
  7. 15. Harry doesn't enjoy hemp particles (7)
  8. 17. Miller play's ending changed- it's okay initially, but ultimately unforgivable (6)
  9. 18. Article on mostly dirt is a bad omen (3,4)
  10. 19. King of legend attacked by snake (6)
  11. 21. Break of dawn is magical (4)
  12. 23. A somewhat murky backdrop for a champion (4)
  13. 24. Humphrey swallows key- worst fears realised? (7)
  14. 25. Biting fairies dock at sea, I heard, after unloading some of contents (4)
Down
  1. 2. Badger in Italy used to be a woman (6)
  2. 3. Dollar bill used to solicit escape (8)
  3. 4. Three best friends back without the French, small dragon (7)
  4. 5. Partially deaf gardener an honest diarist, possibly? (5)
  5. 6. Sounds as though he can't be McEnroe's godfather (6)
  6. 9. Mixing of ecstasy and lullaby only happens once in seven years (4,4)
  7. 12. Nearly executed author and the Queen after unused Tesla hoax (4, 10)
  8. 13. Irregular mood precedes heartless, needy marauder (5)
  9. 16. Odd kin suits bronze (4)
  10. 20. Mostly normal American stole a locket (7)
  11. 22. Prostitute, unknown, is a mother to seven (5)
  12. 25. Younger brother the menace, perhaps? (6)