Spectator N0 2558

[Matakari]

Good day, I’ve been staring at these for a while now. Some answers would be appreciated to see me through to the theme for which I already have an idea. Thanks in advance!
ACROSS:
15 Magic as hospital overcomes shortage (9, two words) : ??d??????
20 Celebrate about weed doing farrier’s work (7) : L?????O

DOWN:
11 First to mention ransom, ask criminal for ID set in stone (10, two words) : O????S????
18 After fish, pair eating plain biscuit (9) : ??P??????
26 A copper first seen on D-Day (8, two words) : ??W??N??
33 Expert with this, tend to melt, becoming infatuated (6, two words) : A??A??

[Neveracrossword]

15 Black Arts
20 Shoeing
11 Masons Mark
18 Garibaldi

[Neveracrossword]

26 New Penny
33 Au Fait

Another one bites the dust, Matakari, you seem doomed these days!

[dannyk13]

20.S hoe ing

[Neveracrossword]

Matakari, I didn't parse any of these - I was/am hoping that doing that bit yourself might lead to better things!

[Matakari]

Many thanks, NACW!

[Neveracrossword]

Thanks, Matakari. I think all the thematic stuff was also covered on AB, so you've little left to do!