Stuck on two......
22a Expressions of disapproval from playwright covered by afterthought (6) P-H---
10a Bound to have a flutter, by the sound of it (6) --M-O-...
last 3 and I've hit a brick wall 38d say (3,7) -o- / e-a---e 17a whirling dance (10) -a-a-t-l-a 10d still in ignorance (4,3,5) r-n- / the / -i-e- thanks