Complete
00:00:00
7 9 16 17 20 22 1 12 13 2 18 3 10 23 8 11 21 4 14 19 5 15 6
  1. 1a Appliance (6)
  2. 4a Trout-like fish found in mountain streams (5)
  3. 7a Period of instruction (6)
  4. 8a Superior in quality (2,4)
  5. 9a Thrombus (4)
  6. 10a Showing signs of stress and worry (8)
  7. 12a Disquiet (11)
  8. 17a Solidly built (8)
  9. 19a Small mountain lake (4)
  10. 20a Professional reviewer of literature, art, drama or music (6)
  11. 21a The Sunflower State (6)
  12. 22a Make off with (5)
  13. 23a Requiring speedy action (6)
  14. 1d Think at length about (5,2)
  15. 2d Guest (7)
  16. 3d Aware of surroundings, sensations and thoughts (9)
  17. 4d Largest Greek island (5)
  18. 5d Watery (7)
  19. 6d Feeling regret (6)
  20. 11d One who courts danger on purpose (4-5)
  21. 13d Imposing building (7)
  22. 14d Friendly agreement between countries (7)
  23. 15d Taverns (anag) — retainer (7)
  24. 16d Old punishment device (6)
  25. 18d Small shrimp-like creatures eaten by whales (5)