Thanks to help below I've made good progress with this one but still missing a few answers 4d enter the cause in fact (2,6) i? ??f?c? 72a festive visitor leading with a bit of poetry (9) f?r???o?? 66a a visit from St Nicholas perhaps (4) ???m 67 the foreign sea for cartoon Fudd (5) 57d girl sporting a man's hat (8) ?a?a???a
sorry I didn't reply before flowerholic. I did complete the crossword and sent it off so do not know what was clue to 66a. If you can remind I will try to help