Cryptic crossword No 2,771

Across

1. * Spirit is reportedly supernatural being (3)
2. Sensational performance of brief tune, half of an entertaining hit (9) (9)
3. Expressed thanks to cast (5)
4. Family's fuming with irritation (9)
5. Overpriced pickle? (5)
6. * Spirit roaming quiet US city (7)
7. * Spirits (e.g. vampires) restricting entry to Transylvania (7)
8. Superlatives, in retrospect, to some extent critical (5)
9. * Sabbath rests interrupted by extremely churlish spirit (7)
10. Enlightened a Don, say? (5)
11. * Wife of that man possibly a spirit (7)
12. After revolution, European staff secretly unionize? (5)
13. Isle with large complex and narrow corridors (9)
14. A mountain I see in reflection (5)
15. Recorded sound of peculiar ouija board ultimately for judge (5)
16. Drop off pet goose to run wild around lake (2,2,5)
17. Settled down daughter when regularly followed by officer (5)
18. * Spirit that causes heart problem when raised twice? (3)

Down

1. Superlatively charming, not quite as crazy, but lacking love (9)
2. Try to protect trimmed calla lily (7)
3. Deserving promotion, bishop to replace head of church in incredible turn of events (9)
4. Accurate claim (5)
5. Small amount of time spent aboveground (3)
6. Work pressure on drained subcontractors and employees causes burden (9)
7. Where to obtain edibles reportedly in city (5)
8. Lift up devoutly, primarily, above all others? (5)
9. Bugler (shady one) switching up grand finale? (3)
10. Support the tailless canines? (5)
11. Time for New Yorker to hold up papers, so to speak (2,3)
12. Agent to manage crowds caused by New Age star (4,3)
13. Grade improved dramatically to end overstatement in curve? (9)
14. Less than half-hearted shout (5)
15. * Spirit and heart of Quaker pacifist briefly lifted up (5)
16. * Spirit of prisoners in lockup is courageous (5)
17. Wandering miles, say, without end? (7)
18. City to gossip about entrance of lady with short dress (7)