18d) Man of the church determined to product cross (6) ?E???N
19a) Second lieutenant's men start off extremely hot (6) ?O?T?N
21d) Spike one member's drink (6) I???L?
22a) Quick pic of sudden attempt to sore (8) ?N???H??
23d) Agreement's in the bag, one might say (4) ??C?
All help greatly appreciated