52.

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Across
  1. 4. Force company to go to church with misgivings (6)
  2. 7. I go to church with a loud student on overseas excursion and discover a cold water covering (7)
  3. 8. Down go the skiers all most to a tout of the race (6)
  4. 10. LARGE Has extravagant ways
  5. 11. Take it Bill goes to church with unusual pet (6)
  6. 12. Rides in train with someone who has special access (7)
  7. 14. Top of one of 8 down (3)
  8. 18. WORSHIPS One of 8 down goes to church with someone who has excessive admiration for others (4-8)
  9. 19. Whirlwind fourth romance after 6 down goes to party (7)
Down
  1. 1. Deal with someone who has a complaint
  2. 2. Turns up, yours truly picking up nine possibly going to church with important person (8)
  3. 3. Expressed admiration for (12)
  4. 5. Sportsman, could be one of 8 or 11 or one of 18 (4)
  5. 6. One of 8 letters initially found after the return of Kit (4)
  6. 9. Period of staying awake to be with someone who is very ill
  7. 11. CREW In the current atmosphere looking back, you and I go to church with high-flyers (3,4)
  8. 13. Frustrated Caledonian goes to church with editor
  9. 15. FINALIST One of 8 left house to spot endless celebs (7-8)
  10. 16. WORSHIPPING Excessive admiration of that man over rank or posting (4-11)
  11. 17. Filled with undue admiration for oneself (4)