Complete
00:00:00
6 8 10 13 16 19 21 7 1 18 17 2 9 15 14 3 12 20 11 4 5
  1. 1 a Process purging effects of pent-up emotion or repressed thoughts (9)
  2. 8 a e.g. Edinburgh’s Tian Tian, formerly (5)
  3. 9 a Idle types – footwear (7)
  4. 10 a Symmetrical securer (4,4)
  5. 11 a You, once (4)
  6. 13 a Zack Polanski’s party (6)
  7. 14 a Block-based digital diversion (6)
  8. 16 a Right-hand man or woman (4)
  9. 17 a Fortified place with troops (8)
  10. 19 a ‘Goodbye’ gathering (4-3)
  11. 20 a Westernmost Balearic (5)
  12. 21 a Deprived of slumber (9)
  13. 1 d Losing one’s temper – ‘___ toast, Gromit!’ (8)
  14. 2 d Rendered fat for soap (6)
  15. 3 d Wordplay abbrev. seen in crosswords (but not this one) (4)
  16. 4 d Minced meat and mash (9,3)
  17. 5 d You might acquire these after a wedding (7-2-3)
  18. 6 d Help for seeing Tosca (5,7)
  19. 7 d Autonomy (12)
  20. 12 d Narrowly avoided prang (4,4)
  21. 15 d School summer fair staple (6)
  22. 18 d ___ de théâtre or ___ d’état (4)

Across

Down