Quick crossword No 390

Across

1. Offensive gadget fit to captivate no one returned (13)
2. Don't knock it 'til you've tried this! (8)
3. Group of students with unknown organ (4)
4. Doctor getting starting ingredients of unethical goods to produce Heroin, perhaps (4)
5. Driver enjoying wet demise (8)
6. Female spy has places for college parties? (4,6)
7. Pain from tewing, working (6)
8. Mentioning slogan (6)
9. Accidents arising from circus cut short by medium's frantic ascent (13)
10. Setter gets help from the east faction tied to The Walt Disney Company, say (5,5)

Down

1. Bit by European young swimmer (7)
2. Harsh buzz filling void (8)
3. Lake and terrain (4)
4. Development steeped in disorder resulting in drunken escapade (3,5)
5. Octave Mirbeau's second letter held in, for example, mother's broken heart (5)
6. Instruments found in dense O'boy from beneath (5)
7. Woman concealing shelter to provide freedom (7)
8. Mark leased fine cloth (7)
9. Fantasy aspiration (5)
10. Streak on fabric (5)
11. Yeti losing heart for a backwards attempt to become one who pursues spiritual awakening (4)
12. Like one million, perhaps, broadcast: "Ruin me, Charlie!" (7)