Across
Insisted on confirmation from studio model (7)
I haven't cracked this one yet — but Fifteensquared have:
I'M POSED="confirmation from studio model" that they are ready
Flipping Ulster PM's come round too late (5,2)
I haven't cracked this one yet — but Fifteensquared have:
reversal/"Flipping" of: NI (Northern Ireland) + PEEL'S=PM'S (Robert Peel, UK 19th century Prime Minister)
See court spies from abroad crossing ancient city (5)
Diviner decree replacing one abbey's number two released (9)
Ignoring outsiders, Ethel's parents get cracking and tackle a problem (5,3,6)
I haven't cracked this one yet — but Fifteensquared have:
anagram/"cracking" of (thel parents get)*, ignoring the outside letters of [E]-thel-[s]
Firmly attach small part of body (4)
The Spanish decline to enter Hawaii's capital (8)
I haven't cracked this one yet — but Fifteensquared have:
EL="The [in] Spanish" + SINK="decline", all inside HI (state abbreviation for Hawaii)
One uses tactic to intercept notes from the East (8)
I haven't cracked this one yet — but Fifteensquared have:
PLOY="tactic" inside a reversal/"from the East" of both RE and ME=musical "notes" in the solfa scale
Rejected bananas are overpowering (4)
Initially somewhat peaky, everyone I included in cast was indecisive (14)
I haven't cracked this one yet — but Fifteensquared have:
S-omewhat + HILLY="peaky", plus ALL="everyone" + I, both in SHED="cast" shed=cast as in animals moulting, or as in 'shed/cast light on'
An angry speech full of ultimately insignificant wind (9)
I haven't cracked this one yet — but Fifteensquared have:
definition: a wind in an opposite direction compared to the trade winds AN + TIRADE="angry speech" around insignifican-T
Wife captivated by playful love letter (5)
I haven't cracked this one yet — but Fifteensquared have:
W (wife) inside anagram/"playful" of (love)*
Determined to broadcast Hemingway, for example (7)
Went fast over stream of light, then dispersed (7)
Down
Long dog with no head (4)
Who could replace print I tore apart? (8,7)
I haven't cracked this one yet — but Fifteensquared have:
anagram/"re-place" of (print I tore apart)*
Boxes with false bottom in short supply (6)
I haven't cracked this one yet — but Fifteensquared have:
SPARS="Boxes" + fals-E
Last of troops drank up supplies found here (6)
I haven't cracked this one yet — but Fifteensquared have:
troop-S plus TOPED="drank", all reversed/"up" to tope is to drink to excess
Admitting some hesitation, biased editor's stuck (8)
Rick gets into records with unknown disorder (8)
Rephrase order to child after playing nurses (not female)? (3,2,7,3)
I haven't cracked this one yet — but Fifteensquared have:
PUT IT AWAY="order to child after playing", around/"nurses" NOT HER="not female"
Country folk, answering vagrant, love butting in (10)
I haven't cracked this one yet — but Fifteensquared have:
anagram/"vagrant" of (answering)*, with O="love" butting inside
Grasping Republican unwilling, perhaps, to discover a way to go in America (10)
I haven't cracked this one yet — but Fifteensquared have:
INTESTATE="unwilling, perhaps", around/"Grasping" R (Republican) intestate=not having left a will, so perhaps un-will-ing
Obstructed service during journey? You can bet on it (8)
Players supporting game opponents in media show (8)
I haven't cracked this one yet — but Fifteensquared have:
CAST of actors="Players", under/"supporting" N E W S (North East West South, "game opponents" in the card game bridge)
Rests in which Warhol ultimately invested? (6)
I haven't cracked this one yet — but Fifteensquared have:
EASES="Rests" around [Warho]-L
Shrewd hacker no amateur (6)
Charlie boy getting dressed (4)
Type letters or click words in the clue