Across:
1 Samuel (SA-M) conceals Diana’s (Di’s = -DIS-) (SADISM) humiliating cruelty (SADISM),
4 Popular arrangement for the flood (the animals went TWO BY TWO / Noah’s Arc for the flood) in ’22? (2 beside/by 2 = TWO BY TWO),
9 Highlights in show (high lights / LASERS) live from Versailles (‘live’ from ‘Versailles’ = rsales = LASERS),
10 Turns up (= reversal indicator) broadcast (air = -RIA), etc., (etc = -CTE-) on an old boat (able-bodied seaman = AB = BA-) (BACTERIA) with bugs (BACTERIA),
12 High (TALL) time (T-) the restaurant serves these (-ALES) (TALL TALES) with whoppers (TALL TALES),
13 Some deliver a token (some “deliver a token” = ERATO) source of inspiration (Muse of lyrical poetry / source of inspiration = ERATO),
14 It’s on the house (CHIMNEY STACK) for heavy smoker (CHIMNEY STACK),
18 Producing a book (WRITING) on dissertation (PAPER) (WRITING PAPER) – it’s bound to be picked up by a man of letters (WRITING PAPER),
21 Open page (open ‘page’ = P-) from one of the editions (-LATE edition) (PLATE) from China (china PLATE),
22 Cheesy (EMMENTHAL) chaps (-MEN-) in Hamlet (hamlet = EM-THAL) play (= anagram indicator) (EMMENTHAL),
24 Lively type (ANIMATED) made it an (made it an = ANIMATED) order (= anagram indicator),
25 A problem for the highflyers (JET LAG) from Spain (-E-) heading to (heading “to’ = -T-) Lima (L-) in expensive car (J- -AG) (JET LAG),
26 Money (GRAND-) in a number of families (-DADS) (GRANDDADS) provided by senior clan members (GRANDDADS),
27 Takeaway (LESS-) drugs (-EE) (LESSEE) for someone paying a flat fee (LESSEE).
Down:
1 Breaking up (=anagram indicator) soils, etc., (soils etc = SOLSTICE) comes at a turning point in the summer (SOLSTICE),
2 A Bandon (abandon = DISCLAIM) cast-off? (DISCLAIM),
3 Trust (trust = STRUT) model (= anagram indicator) to swagger one’s stuff? (STRUT one’s stuff),
5 Women (W-) meet Panama’s (Panama hats = -HAT’S-) shrewd types (wits) heading off (‘wits’ without ‘w’ = - ITS -) with celebrity (-NAME) (WHAT’S-ITS-NAME)? The type escapes me! (WHAT’S-ITS-NAME),
6 Say nice things (BUTTER-UP) about head on carnation (head on ‘carnation’ = -C-) (BUTTERCUP) flower (BUTTERCUP),
7 Forging (= anagram indicator) the art (the art = THREAT) is a risk (THREAT),
8 A rotor (a rotor = ORATOR) replaced (= anagram indicator) in one of the speakers (ORATOR),
11 Has the main role (PLAYS THE LEAD) producing The Star (PLAYS THE LEAD),
15 Hospital worker (NURSE-) fabricated (“made” = “maid” = -MAID) report (= homophone indicator) (NURSEMAID) by looking after the small charges (NURSEMAID),
16 Presumably where one keeps agents out of sight (sleepers/spies in SPY HOLES) – the ones keeping surveillance on The Doors? (SPYHOLES),
17 Urge pool (urge pool = PROLOGUE) model (= anagram indicator) to put this in a book at the start (PROLOGUE),
19 Jumped-up (jumped up = SPRANG) biker gets out of spring break (‘biker’ gets out of ‘spring break’ = sprnga = SPRANG),
20 Detective (-DI-) in car (Lada = LA-DA) (LA-DI-DA) is pretentious in a manner of speaking (LA-DI-DA),
23 Sample of brownie certified (sample of ‘brownie certified’ = NIECE) by relative (NIECE).