1: Cavil; Nolte takes it personally, at first (7)
3: Between them, both sides have time for a drink. (5)
4: Expelled for being extrovert? (6,3)
5: Keep back a missing ingredient for gunpowder (5)
6: Separate from the pile, not in following type (4,3)
7: Game cooked in ovens (7)
10: Actress Katherine, busybody, stifles nasty burp (7)
14: Shes said to be funambulists best friend (7)
15: Bell tower providing temporary accommodation by a river (9)
16: A fool, for instance, may use a very good spear (7)
17: Turn over in outskirts of Sydney 2000 is a sign (7)
18: Little bitty lines on a letter from Athens (7)
19: Two daughters involved in sales of riding equipment (7)
21: Doctor about to operate reflected carefully (5)
23: Writing mate loses head and becomes confused about punishment (5)