Across
9 Like Lucy, on the level about parking (9)
10 You, Hatcher, need one of these! (5)
11 Talk about the prostitute with the Russian John: he's a hero (7)
12 Most excessive in tooth and claw (7)
13 A shot: deathly (4)
14 Mouthpiece or mouth for a horn, say (10)
15 Handy man round luxury car for a chap (7)
17 Dickens character: one becoming more significant (7)
19 3's son's middle (10)
22 3's wife's first (4)
23 Silk fur can be dangerous (7)
24 West Country craft, but not quite shipshape (4,3)
26 Not Cumberland, much further up the old map (5)
27 Painter's raw strips (9)

Down
1 Cats, say, giving 3 work (7,8)
2 Big spender doesn't miss boots (8)
3 Affectionate Welsh term for seagull maker (4)
4 Offspring from Jersey or Guernsey (8)
5 Woman to proceed around island slowly (6)
6 Pre-steamboat makes rice curl anyway (8)
7 French network use ear (6)
8 For penile dysfunction: manual assistance or Orgelbüchlein? (6,5,4)
16 An umlaut can be an ERF idiom (8)
17 Misty chick, maybe a singer (8)
18 Confused sultanic nuts (8)
20 Put in Strine confusion (6)
21 God's way of dealing with lake (6)
25 Mates without a second rearranged this side (4)