Cryptic crossword - The Scotsman 08/07/15

ACROSS

1 One of the last ones still in competition (8)

5 Is coming back about affected prawns (6)

10 Rude part of overrun civilisation (7)

11 I am knocking back drink with Edward who has been confined (7)

12 John loses one indication of vacancy (2,3)

13 The gin ran out, almost a disaster (4,5)

14 Prudence’s picnic with customer intoxicated (14)

17 Twice risk second trial (6,8)

21 New rate more certain to be for one in charge of finances (9)

23 Prophet who’s early makes an appearance (5)

24 Mountain girl has balance (7)

25 A new companion round with very variable fish (7)

26 See missile entering plant (6)

27 Not on the right lines (8)

DOWN

1 Division of university Charles left defective (6)

2 Not good logician struggling with German composer (7)

3 Jew stops short before I state it’s coming from the third book (9)

4 Most who do not have extreme views (6,8)

6 Dropping round, recover heavenly body (5)

7 Swallow first Italian drink (7)

8 Ending it collapsing in need (8)

9 Wrong way to take things (14)

15 Dance “Tea for Two” and one more (3-3-3)

16 Journalist resisted change (8)

18 Conservationists’ plea is futile (7)

19 Rob, Desmond and I in northern half of Poland (7)

20 David Welsh (6)

22 Old engine driver (5)