Holly

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Across
  1. 3. dungarees for woman and cattle (4-3-3)
  2. 5. Bee Gee is off to the island with Gavin (5)
  3. 7. Goddamn missile bombardment in Hawkins (8)
  4. 10. talktime a lot about this beverage (3-4-5)
  5. 11. Eliot's feasts at the closure of the bank of France (8)
  6. 13. the inner circle, NY style (7)
  7. 14. Durham University's cow doctor loves her bed (5)
  8. 17. crockery and pudding, darling (7)
  9. 18. A record book for the black stuff (8)
  10. 20. Gunther's core bonus (7-4)
Down
  1. 1. taxi for the girl, to the beach hut (6)
  2. 2. male swan on a roll (3)
  3. 4. Flower show for her exploitation, so to speak (7)
  4. 6. concerning the location of the money (7)
  5. 8. even Noah is last at the manicurist (5)
  6. 9. 100-1 for River in the Grand National? It figures... (4-6)
  7. 11. et tu, Mark Jull? (6)
  8. 12. Dominant Gemini bashers (5)
  9. 15. delightful office space, it's said (5)
  10. 16. a slanty profession maybe (7)
  11. 19. confused Principal Skinner flings pride (11)