Across
That's surprising and it's sadly not something one could name (7)
I haven't cracked this one yet — but Fifteensquared have:
WHAT=exclamation of surprise="That's surprising", plus anagram/"sadly" of (it's)*
Criminal rip-off in fashion (7)
I haven't cracked this one yet — but Fifteensquared have:
anagram/"off" of (rip)* inside CULT=fad="fashion"
A good part of three months and it's still warm (5)
I haven't cracked this one yet — but Fifteensquared have:
"A good part" of Sept-EMBER, Nov-EMBER, and Dec-EMBER
Mr James returned 'mood' paint? (9)
Gaunt-looking rogue: suave or devious? (10)
I haven't cracked this one yet — but Fifteensquared have:
CAD="rogue", plus anagram/"devious" of (suave or)*
21a
Criminal boss is dope? Surprise, surprise! (4,4)
Popular painting etc — a clue: it surprisingly is hard to understand (12)
I haven't cracked this one yet — but Fifteensquared have:
IN="Popular" + ART="painting etc" + anagram/"surprisingly" of (a clue it)*
Controversial treatment of hair, with article (hammer?) hitting your head! (5,7)
I haven't cracked this one yet — but Fifteensquared have:
SHOCK=a thick mass of "hair" + THE=definite "article" + RAP="hammer" + the first letter/"head" of Y-our
See 12
Labour shortly to follow this US-style party? (4,6)
Steed forced to accept disastrous live broadcast (9)
Old film star's talk that's hard to follow without a book (5)
Bird otter somehow found in hollow dell (7)
I haven't cracked this one yet — but Fifteensquared have:
the dottrel or dotterel is in the plover family of birds anagram/"somehow" of (otter)* inside D-el-L without its inner letters/"hollow"
'All you can inhale' — final 20% off charge on coke, say, but not ecstasy (7)
I haven't cracked this one yet — but Fifteensquared have:
LUNG-e="charge" minus the fifth letter/"final 20% off", plus FU-e-L="coke, say", minus 'e' for "ecstasy" "coke" is a fuel obtained from coal
Down
Wife, as a consequence, is from where? (6)
One university offered Dawn's song (6)
I haven't cracked this one yet — but Fifteensquared have:
A="One" + U (university) + BADE=past tense of bid/offer="offered"
Composer wants broadcaster to include trains (with volume adjusted) (10)
I haven't cracked this one yet — but Fifteensquared have:
SKY=the media company="broadcaster" around anagram/"adjusted" of (trains v)* where 'v'="volume"
Scatter, climbing over duke's house (5)
I haven't cracked this one yet — but Fifteensquared have:
ROUT="Scatter" reversed upwards/"climbing", around D (duke)
So Eric frantically pulls in stomach when using one? (9)
I haven't cracked this one yet — but Fifteensquared have:
anagram/"frantically" of (So Eric)*, around TUM="stomach"
See 19
A flurry of rain gets beneath split on a riverbank (8)
I haven't cracked this one yet — but Fifteensquared have:
definition: (adjective) relating to or on the banks of a river A + anagram/"flurry" of (rain)*, all after RIP="split"
Act against old PM and visibly age (4,4)
Act prematurely and clear article by Rod (4,3,3)
Practice with vehicle almost covered in concrete (9)
Dead, buried in ground, after one's separated (8)
I haven't cracked this one yet — but Fifteensquared have:
LATE="Dead" inside SOD="ground", all after I="one"
Wretched gang gets drunk, taking lorry off (5,3)
I haven't cracked this one yet — but Fifteensquared have:
SOT="drunk" around anagram/"off" of (lorry)*
6d
Stories constructed by Spiderman? (1,3,2,4)
Trial of alternative timber (6)
Yeats's top poem with Latin form of singing (5)
A dog without lead is too much! (4)
I haven't cracked this one yet — but Fifteensquared have:
r-OVER="dog" without the lead letter
Type letters or click words in the clue