Solution to 1D has been deliberately left unsolved and is to be answered by a non-regular / novice commenter, with proper annotation. Those who have answered earlier in the week, please give others a chance.
Open for anyone to answer, if not solved by 1 PM.
ACROSS
1 No loud part for someone like Tom Hanks (5) ACTOR fACTOR
4 One's school shift interrupted by female parent (4,5) ALMA MATER {AL{MAMA}TER}
9 Fitting a specialist job? Nearly! (7) APROPOS {A}{PRO}{POSt}
11 Tree found in backward sacred lands (5) ALDER [T<=]
15 Regularly flying in an order (5) ALIGN {A{fLyInG}N}
16 They banned English for you in the past (3) THY THeY
17 Tense, nervous youngsters (5) TEENS*
18 Volcanic rock, almost elementary (5) BASAL BASALt
20 Shift to desired position and sleep around centre of bed (5) RESET {RES{bEd}T}
22 Greek deity of tear-jerking love (5) ERATO {TEAR*}{O}
23 Unhappy leader sent back for promotions (3) ADS (-s)AD(+s)S
24 Palindromic rule (5) TENET <=>
25 Hundred not out! (3) TON*
26 King looked set in harmony (5) KEYED {K}{EYED}
27 Star in race, nearly creating cataclysmic waves (7) TSUNAMI {T{SUN}AMIl}
29 Part of shower linen at Spooner's science club (4,3) BATH MAT (~math bat to bath mat)
31 Little less difficult clue! (9) MINUSCULE {MINUS}{CLUE*}
32 Issue with rebel children (5) BELCH [T]
DOWN
1 Whitish flower having lean bean (9) A?A?A?T?R ()
2 Wearily emend, perhaps determinedly! (7) TIREDLY {TIREDLY+EMEND}*=DETERMINEDLY [CA]
3 Almost spellbound by kind of underground music (3) RAP RAPt
4 Like playing games tune for solace (11) ASSUAGEMENT {AS}{GAMES+TUNE}*
5 Objective: Getting back untraceable soldiers (3) MIA<=
6 Lament about black press causing freezing of thought process (6,5) MENTAL BLOCK {LAMENT*}{B}{LOCK}
7 Diplomacy is about cold machinations (7) TACTICS {TACT}{I{C}S}
8 Sinner suffers without new chemical (5) RESIN SInNER*
12 Knock on the door! New start at Tata! (3-1-3-4) RAT-A-TAT-TATS*
14 Liable for legal action over stigma lasting for long (11) SUSTAINABLE {SUABLE} over {STAIN}
19 Desperate, small time policeman getting into bar (4-5) LAST-DITCH {LA{S}{T}{DI}TCH}
23 A heartless lad, most petty and appalling (7) ABYSMAL {A}{BoY}{SMALl}
24 Symbol of child seems to be regularly ignored (5) TOTEM {TOT}{sEeMs}
28 Barely righteous acknowledgement of debt (3) IOU pIOUs
30 Deep vessel but overturned (3) TUB<=
Reference List
Loud = F, Small = S, English = E, King = K, Black = B, Cold = C, New = N, Time = T, Policeman = DI(Detective Inspector)











