Across
1 Clergyman appears with posh deserter in church (6)
4 A party communist loved by all (6)
8 Doctor races in to see what Holmes has discovered (7)
10 see 21
11 Tree of life, admits reverend, confirms holy beginnings (5)
12 Rejoin teen movement in touching resistance (2-5)
13 Where travellers find transport (if they ask) ... (7,4)
18 ... to get ahead of those going at a crawl (7)
20 She's game for an Xmas singsong (5)
21&10 I'm an improbable source of improbable benefits (Chambers) (5,5)
22 Temporary visitor made to appear during white 9 (7)
23 Pardon church leader wearing old habit (6)
24 Brother Andrew's in need of fortification (6)

Down
1 Life starts here (but beware, the ending's grave!) (6)
2 Book to set aside for later (7)
3 Somewhat content having come home after nine (5)
5 Right Charlie responsible for a 9, 20 across (7)
6 Criticise how I cook the turkey, then ... (5)
7 ... leave quickly when there's talk of pud (6)
9 Trims cash flow at this time of year (9)
14 How he discovers one's present (7)
15 You'll find them rowing with one another (7)
16 Last of pies eaten by Mickey for dessert (6)
17 Many pray vacantly holding fast (6)
19 Lift your glasses to Nicholas, you lucky contents! (5)
20 We give voice to 20 across (5)