2  Governing body which hangs round the neck (3)

 8  Quintet inside play a hootenanny for troublemaker (5)

10 Tossing and turning - do not wake (3,4,2)

11 Computer manufacturer gets popular backing clouds (5)

12 Cover most of bathing area (3)

13 Horse loses tail down hill (5)

14 Deceptions at second large rowing event (8)

15 Looking for water, though not at home (6)

18 See 4 Down

19 Currently missing essentials to hold on to (7)

20 Measure beheaded murder victim (3)

21 Protest at German's placing (6)

23 Old-fashioned piece of coding harms CIA (8)

25 Person half-contracts animal disease (5)

26 Talk of casting a spell (3)

27 Issue got less heated when the French left (5)

28 What a court in session has restraining a couple of thieves (9)

29 23 for your punching the Spanish radical (5)

30 Tyson possibly finishes fighting for ever (3)

 2  Cross about sound of spring? Quite the opposite (6)

 3  Slice that every which way (9)

 4/18  Starts lies and smears (4-3)

 5  Shift of political opinion around 2001 (8)

 6  Abolish international rings (6)

 7  Provoke Energy Bill (4)

 9  Henry is the new leader of old actors who don't know the lines (7)

16 Dodge small explosive trophies (4,6)

17 Keeping a journal of cryptic help (9)

19 Doctor to infect small pieces of paper (8)

20 Wave - it goes in and comes out from an island (7)

22 Tyrannical leader supported by former champion (6)

24 Drug, nothing less, swallowed by former champion (6)

25 Silent character with terrible clothes (4)

26 Beat up (4)