Across
Fish having round tongue (5)
Mobile home, not, unfortunately, very close to lake (2,3,4)
I haven't cracked this one yet — but Fifteensquared have:
*(home not) [anag: unfortunately ] + V (very) + [ close to ) (lak) E
Quite unresponsive, Tom needs a restorative (9)
Was a programmer from Delaware into fish? (5)
Depressed old fellow clutching jerry can (7)
I haven't cracked this one yet — but Fifteensquared have:
COVE ("old" word for "fellow") clutching *(can) [anag: jerry ] I don't see how jerry which is a diminutive of German could be used as an anagrind?
Backfiring jokes about how to be humiliated (5,2)
I haven't cracked this one yet — but Fifteensquared have:
[ backfiring ] <=PUNS ("jokes") about HOW
Players shivering, etc in zero temperature (5)
I haven't cracked this one yet — but Fifteensquared have:
*(etc) [anag: shivering ] in O (zero) + T (temperature)
Almost fail to return for Mass (3)
I haven't cracked this one yet — but Fifteensquared have:
<=BOM [ to return ], where BOM is [ almost ] BOM(b) ("fail")
Army store reported (5)
Kalahari’s flies? (7)
I haven't cracked this one yet — but Fifteensquared have:
DESERT'S ("Kalahari's"), a definition by example
Knowing Charlie’s an insolent American (4-3)
Showy floor wood (5)
I haven't cracked this one yet — but Fifteensquared have:
Fl. (floor) + ASH ("wood")
City’s name Rex inscribed in fancy beer mug (9)
I haven't cracked this one yet — but Fifteensquared have:
N (name) + R (Rex) inscribed in *(beer mug) [anag: fancy ]
After a month, oxygen added to Michael’s anaesthetic (9)
I haven't cracked this one yet — but Fifteensquared have:
After Nov. (November, so "a month"), O (oxygen) added to (Michael) CAINE
Unacceptable lament of batsman out on 99? (3,2)
Down
Alliance head: ‘Keir’s first to go!’ (4)
I haven't cracked this one yet — but Fifteensquared have:
BLOC (k) ("head") with K(eir) [ 's first ] to go
Feeling elected court bears up fools (8)
I haven't cracked this one yet — but Fifteensquared have:
IN ("elected") + Ct. (court) bears NITS ("fools", up )
See 28
Feature of a forest’s warning device light (8)
They smoke a lot (6)
British, these cold spreads that cover kippers (10)
Glorious, glorious leader from an earlier age (6)
Doctor, what’s that you said about crush? (4)
I haven't cracked this one yet — but Fifteensquared have:
<=(Dr. (doctor) + EH ("what's that you said"), about )
Large group that flies by day (5)
Disturbing repercussion of dessert wine (10)
Smooth out papers (5)
Note the possible risks of webcast with a nerd (2,6)
Men are unlikely leading chemical testers (8)
I haven't cracked this one yet — but Fifteensquared have:
*(are) [anag: unlikely ] leading GENTS ("men")
Celeb on Viagra initially needs energy fast! (6)
Brightened up by books aimed at tabloid readers? (6)
I haven't cracked this one yet — but Fifteensquared have:
Lit. (literature) aimed at SUN ("tabloid") readers would be SUNLIT
Establish nothing’s left to finance (4)
I haven't cracked this one yet — but Fifteensquared have:
O (nothing) has left F (o) UND ("establish")
3d
Brummie’s shot crooked landlord! (4,4)
Go north of the border for party (4)
I haven't cracked this one yet — but Fifteensquared have:
GANG is a Scots word for "go", so "go, north of the border"
Type letters or click words in the clue