1-across – A long time undercover : LEONID

4-across – Gypsy chosen to take part in film : PSYCHO

9-across – Shakespeare’s work initially making a comeback : ILYA

10-across – Athlete collapsed on narrow strip : FELLRUNNER

11-across – County boundary area : TAMARA

12-across – Cloth with pattern astrologer first worked out in secret : DEEPLAID

13-across – A fight, not vicious — that’s sweet : ASPARTAME

15-across – Amputee’s situation? : OLEG

16-across – As owned by tiny delivery company? : IVAN

17-across – Remarkably great pics that show extent of the damage : PRICETAGS

21-across – Run indoors to grab good sort of seat : RINGSIDE

22-across – A word that links religious education with me, subjectively : ANDREI

24-across – Pupils I gave dinner to around one in secret : CLASSIFIED

25-across – Tax collectors once full of energy : IGOR

26-across – Spies infiltrating very Liberal party : SOCIAL

27-across – Forbidding alcohol around US university : DMITRY

1-down – Language completely covered by networks : LALLANS

2-down – Hence, perhaps, Japanese sailor: his other name is? : OSAKA

3-down – Actually accepting plaster at last for break : INFRACT

5-down – Teacher — homosexual, say : SERGEI

6-down – Like a romantic dinner-dance till shattered : CANDLELIT

7-down – Love writing, but missing a new opportunity : OPENING

8-down – In villa, minder murdered : VLADIMIRLENIN

14-down – It brings relief at one’s rear, say, turning over : ANALGESIC

16-down – Eavesdroppers with silent transport, we hear, heading off : ICICLES

18-down – Autocratic state unknown to interfere with eccentric order : CZARDOM

19-down – Pope’s blood in short supply and in pale shade : GREGORY

20-down – In Scotland, own up pinching gear : NIKITA

23-down – Stop: one son’s missing, I believe : DEIST

5-across – Get under someone’s skin, might it? : NEEDLE

6-across – Painter related to darkest shade, as he used to say? : RENOIR

9-across – Test buoyancy ultimately in fish : TRYOUT

10-across – Attack top and bottom : HEADBUTT

11-across – See 18 : NOSE

12-across – Erect using poles etc, obvious long parts : PITCHATENT

13-across – Where a bridge is bent : ONTHEFIDDLE

18-across – Go on sponsored walk primarily, middle of week taken off : POWDERONES

21-across – See 22 : DOWN

22-across – Applies oneself, like a gorilla? : KNUCKLES

23-across – One is oddly patchy : UNEVEN

24-across – Ticklish rear of lieutenant aroused : THORNY

25-across – Ursine, might you say? Just about : BARELY

1-down – Organ composition in fruit : MELODEON

2-down – Cunning clue for dump illegally : FLYTIP

3-down – Getting frisky, Catherine dated bit of a looker after divorce? : DETACHED

4-down – Ice has to remain in order : SORBET

5-down – Near catastrophe, question getting involved in hideous US-Korean war : NARROW

7-down – See 3 : RETINA

8-down – Matt, perhaps, in 5 20 : PHOTOFINISH

14-down – Little time in sport for speeding : HURTLING

15-down – Damaged by run, boy runs indeed? : LADDERED

16-down – Poetry like this half-cut poet served up : SONNET

17-down – Wet under thatched roof of the rural gentry? : TWEEDY

19-down – Who could be in court loading a revolver? : DOCTOR

20-down – See 5 : SQUEAK

1-across – Show bank book : PROVERBS

5-across – Developed castle, ultimately went down with knight taken : EDUCED

9-across – Guide for meeting people at club? : RACECARD

10-across – Mad mother turned murderer : MANIAC

12-across – Learning about name inside record : ENROL

13-across – Greeting with bow at end of day following queen’s order : HIERARCHY

14-across – Aged ten, snot loosened having swallowed cold medicine : DECONGESTANT

18-across – Run out in strip to the game : PROSTITUTION

21-across – Go with beer and spicy food : PEPPERONI

23-across – Check web address: rude one : CHURL

24-across – Head did act when ordered : ADDICT

25-across – Flight path for pilot on superjet cleared : STAIRWAY

26-across – Expression of delight finally, pay one penny to go : YIPPEE

27-across – Street covered in smoke, let me see fast car : DRAGSTER

1-down – Copper locks up idiot for a very long stretch : PARSEC

2-down – Steer at front of thing possessing wheels? : OXCART

3-down – Office data analyser that’s fast is superb : EXCELLENT

4-down – Detailed writer needs time, hard lead and a rubber for this : BIRTHCONTROL

6-down – Tot and adult play : DRAMA

7-down – Tom Thumb interrupts gossip : CHITCHAT

8-down – Does crack and cocaine lines within department store, primarily : DECRYPTS

11-down – One could do a clean with crew and Jack : WEIGHTLIFTER

15-down – Walk aimlessly in grass, having a pet : SMOOCHING

16-down – Realisation I didn’t catch that one squeezing spot : EPIPHANY

17-down – Modified Lotus regularly went faster on the outside : SOUPEDUP

19-down – Wife, not in normal position, coming first given sex trick : OUTWIT

20-down – Actor’s introduction in porn film : PLAYER

22-down – Present case for music on the radio : EMCEE

1-across – Presence of character : SPIRIT

4-across – Gripping wheel, daughters treasure fairground ride : DODGEM

9-across – Deceit’s back in anagram of a hazy mirage : FATA

10-across – Commercial establishment isn’t entertaining head of staff in routine job : CHAINSTORE

11-across – See 16 : CURTIS

12-across – National sport in Green Park initially rejected : PERUVIAN

13-across – Savagery in pubs, it ending in affray : BARBARITY

15-across – Bear fur, say, skinned : URSA

16-across – New country with its old player : TONY

17-across – Wearing dress, emcee beginning to tremble as place emptied : GHOSTTOWN

21-across – Rare earth element cut out with impure rocks : EUROPIUM

22-across – What feeds ill-considered second use of an idea? : REHASH

24-across – Work of Maupassant, perhaps in schoolboy attire, blue : SHORTSTORY

25-across – Book doesn’t start to cover a state : UTAH

26-across – See 23 : NUMBER

27-across – No great effort to produce wind : BREEZE

1-down – Implement — it is inspiring me to collect last of fondant? : SPATULA

2-down – It’s hard to accept that my pants keep getting caught on the stile? : ICANT

3-down – Icons at sea in Irish cutter : INCISOR

5-down – Those in debt stuffed by new landlords, say? : OWNERS

6-down – See 2 : GETOVERIT

7-down – See 9 : MORGANA

8-down – Beetle, dog, cat, budgie and pig manure cleaner : CARPETSHAMPOO

14-down – Try to break stick on unusual percussion instrument : BONGODRUM

16-down – Reinforce huge churns in vast weight : TOUGHEN

18-down – Can of deodorant, say, close to armpits on monk, perhaps? : SPRAYER

19-down – A rutter in the Guardian — how much lost? : WASTAGE

20-down – Broadsheet ultimately put out weak paper : TISSUE

23-down – One river carrying another over neighbour’s head, how might property be located? : HOUSE

7-across – Two chessmen, one of which captures a third : KINGPRAWN

8-across – Motor racing, timid? Unlikely : FISHY

9-across – One gathers pearls from margins of sandbank in river delta, instead of its head : SKINDIVER

10-across – Pound backs dollar : SQUID

12-across – Imposes the first of taxes to be extracted from Hebrews : LEVIES

13-across – Diverge, argue, make up … friends at last, eternally : FORKEEPS

16-across – Coarse material to add fire to dance : HOPSACK

19-across – Filthy lout, not unknown, witnessed speaking : OBSCENE

22-across – Perform B major composition, part of opening : DOORJAMB

25-across – D’oh sounds as if it could be doe, pre-Middle English : DEARME

27-across – Finding a place for octopus in gastronomic display : USING

28-across – Freely flow with abuse to make Spooner go crazy : BLOWAFUSE

29-across – See 3 : DEMER

30-across – Bend, use handle and let go : UNLEASHED

1-down – Get beast to go uphill : WINKLE

2-down – CIA, NCA etc, with powers to use silver to displace cannabis : AGENCIES

3-down – Ferret around: is mud involved? : FRUITS

4-down – Small shirt holds little to note, or nothing at all : SWEETFA

5-down – It could be lobster pot : BISQUE

6-down – Marines dispersed throughout vessel : SHRIMP

11-down – Cook rapidly and boil heads : CRAB

14-down – Boatman reported for watch : EYE

15-down – Female shellfish, easily caught : SHE

16-down – Caught fish with nowhere to leave boat! : HAD

17-down – Expert the right wing excluded from conclusive arguments : PRO

18-down – Oddly cold arms : CLAM

20-down – Factory ship processed missing parts of pot : CRAYFISH

21-down – Boatman unequalled : ABALONE

23-down – Funny story, having Enigmatist its lead character : OYSTER

24-down – Melt tip and root of eggplant stuffed into razor shell : RENDER

25-down – The way this clue’s solution goes, the editor might be drunk : DOWNED

26-down – Might put into speech : MUSSEL