Across
- 4. Mr. Ross as described by Croup and Vandemar
- 6. Answer to the Abbots' riddle
- 7. The taller assassin
- 8. One of Richard's friends from work
- 11. Member of the Velvet Children who stole Richard's warmth
- 13. Betrayed Richard and Door
- 17. Door's father
- 18. The monstrous boar under London
- 20. Where inhabitants of the Underside trade
- 21. Rat-speaker Richard met
- 23. The main character
- 24. One of the Seven Sisters
- 28. Islington's former city
- 29. Attempted to become Door's bodyguard
- 31. City in which this story takes place
Down
- 1. Has the ability to open doors
- 2. de Carabas' Brother
- 3. Station where Richard went through the third ordeal
- 5. Place the Marquis is banished from
- 9. The primary antagonist
- 10. Richard's former fiancè
- 12. The door to Islington's prison
- 14. Location of the Angelus
- 15. Kept the Marquis' life safe
- 16. Chief of the Sewer Folk
- 19. Master Longtail's species
- 22. Tried to drown the Marquis
- 25. The shorter assassin
- 26. Richard's surname
- 27. Jessica's boss
- 30. Door's brother