Across
1 Subject on which to display exhibit (8) Showcase
12 So dark, I drop out for a fool (5) Patch
13 Coarse material unsuitable for the under-age? (8) Dungaree
14 Dues paid by king of France after eight (6) Octroi
15 Sit out after rubbish in support of Rome (6) Papist
17 It's small - and a bargain, love (7) Snippet
18 European member consumed by trial storm (7) Tempest
19 Cast off and let go - away with 'e (6) Unlash
22 Cause trouble by breaking wind (5,1,5) Raise A Stink
24 Mandy 0, exceptional light of my life! (6) Dynamo
26 Shades of difference or differences of shade (7) Nuances
27 Confuse right stupid to throw a wobbly (7) Disrupt
31 I cut in to utter regrets (6) Incise
32 About a speck, so far away (6) Remote
33 The result of conflicting forms? (8) Class War
34 A number of sins attributable to cardinal (5) Seven
35 Dull Mediterranean port leaves cyclist walking (4,4) Flat Tyre

Down
1 Saw Richard getting just dessert! (7,4) Spotted Dick
2 Cart horse (with no name) across river (7) Hackery
3 A seat of empire long gone (7) Ottoman
4 Dies at 100? He's OK at heart (6) Chokes
5 One ebb tide cut off opening (4) Adit
6 Is US blatant in making material? (11) Substantial
7 Encore's better off as a result of it (5) Again
8 Spotting daughter lodging request - and why not! (8) Dappling
9 I hold the camera bag (4) Grip
10 Note hit by me sets off lyre (excerpt) (4) Mese
11 See nth speech test before thesp walks out at odds with pre-prep (3,3,5) Set The Scene
16 He gets a buzz with a keyboard player (right for number) (8) Apiarist
20 Cut anchor taking five unknown fish (7) Anchovy
21 Hurry to see kestrel on the wing (7) Skelter
23 Jock's headgear, is to the French, the least raunchy (6) Tamest
25 Sum up Sally as heartless and disordered (5) Mussy
28 Poet's thoroughly featured in Lyonnaise Society (4) Inly
29 Blackleg barium gas used to control uprising (4) Scab
30 Scot's casual provides alternative to gunners (4) Orra