Get all the answers correct, and e-mail them to me before Tuesday 18 August. That's the day when I post the answers on this blog.
If you're the first person with the correct answers before then, not only will I mention your name in that post, but I'll also send you an electronic copy of one of my books, free of charge!
Ready? Good luck!
Clues
Across
1 Unleashed (6)3 Sol (3)
7 Remove the skin off a fruit (4)
9 Egg of a louse (3)
11 Ball (3)
12 Biblical Mount (5)
14 Respectful address to a woman (4)
16 Of the navy (5)
17 Of a monarch (5)
18 On demand (2, 3)
21 Have fun (5)
23 Worn on the foot (4)
24 Describing words (5)
26 Made his acquaintance (3)
28 Of a smile, dry (3)
29 TV psychologist (4)
30 For writing (3)
31 Disconnect from a network (3, 3)
Down
2 Bring about destruction of (2, 2)4 Alien ship (3)
5 Animal tracks (5)
6 Cain's brother (4)
8 TV award (4)
9 Maths game involving picking things up (3)
10 Get a dark skin (3)
12 North Indian tree (3)
13 Japanese martial art involving swords (5)
15 Moses' brother(5)
18 Exclamations of enlightenment (3)
19 Scottish expression of surprise (4)
20 For writing on a blackboard (5)
21 Red muppet (4)
22 Alternative spelling for "you" (3)
23 Afrikaans, "cut" (3)
25 Russian mountain range (4)
27 For resting a golf ball on (3)