Coffee Break Cryptic

30 April

Across

1 Discarded actors? (4)
3 Ask the CO to order best-sellers (3,5)
9 This chap is a sombre sort (7)
10 Sports field - in Red Square naturally (5)
11 Film music of Keith Emerson? (5)
12 Name of man organising events (6)
14 Don't accept waste (6)
16 Mad character's mad threat (6)
19 The rest of the afternoon? (6)
21 Crude material made better (5)
24 A little name - little name that is a girl's name (5)
25 Tom and Anna agitated, in a state (7)
26 He isn't at all odd, only indecisive (8)
27 Instrument taken in extremely recently (4)

Down

1 Ships - they protect against surface damage (8)
2 Small bear dancing with sword (5)
4 A port stormy seas do reveal (6)
5 Stick taken across river for bird (5)
6 Most eager to see Kent somehow (7)
7 Remain for support (4)
8 Quite a few sleep at the poles (6)
13 One with a degree argued at random (8)
15 Admirers of an American sitcom (7)
17 Going up, like foreign money (6)
18 Vehicle seen by people in opera (6)
20 Some bed linen he's put outside (5)
22 Willing engineers take day off (5)
23 Party hit (4)