Across
- 1. Harry Potter's third Defence Against the Dark Arts teacher. Professor ________ (5)
- 5. Small red dragon from Mulan (5)
- 6. The main herb ingredient of Pesto Genovese (5)
- 8. The Noble House to which Jon Snow belongs (5)
- 10. Fourth month of the Gregorian calendar (5)
- 11. Pokemon which evolves into Gyarados (8)
- 12. Raw escargot (5)
- 13. The author of Frankenstein (7)
- 15. Assistant of Sherlock Holmes (6)
- 16. The Duchess of Cornwall (7)
- 17. Justin Bieber's 2015 album (7)
- 18. The national bird of England (5)
Down
- 2. Florence, Turin and Naples are cities of this European country (5)
- 3. Halogen of lowest mass (8)
- 4. A shade of yellow (7)
- 7. Symbol representing the star sign Libra (6)
- 9. Satan's shoe brand of choice (5)
- 10. Largest US state by land area (6)
- 14. A polygon of six vertices (7)
- 16. Dog breed favoured by The Queen (5)