1: Arrived real pale, afraid of being shot? (6-3)
2: No saint takes strong drink as a remedy (7)
3: Going after the final piece of puzzle for a very long time (3)
4: One asking for quiet guide (7)
5: Helps jazz musicians after the first (7)
6: Misleading credit card rejected in the day before (7)
7: Unfinished riding gear for Indian town (7)
8: Count Tadeusz's first friend (5)
11: Start reducing salt? (3)
15: Charles' equine edges out clown (9)
17: Pieces of improperly lit tachometer returned with malice (7)
18: Atom bombs to begin spewing ketchup ingredients (7)
19: Denial referred to you and me and Al (7)
20: Island captured by lunatic exists for one turbulent decade (7)
21: Greek characters suggest dawn (3)
22: Arguments about a couple of arcane taxes (7)
23: Beat outright a small French romantic (5)
27: Requires five kills, or a single accurate shot. (3)