6-across – George __, US pioneer of opinion polling : GALLUP

8-across – Elizabeth __, US senator from Massachusetts and presidential candidate in the 2020 primaries : WARREN

9-across – Signature song of Édith Piaf : LAVIEENROSE

10-across – Singer whose hits include Rain on Me : LADYGAGA

12-across – Huckleberry __, Mark Twain character : FINN

13-across – A beige colour, typically used to describe silk and linen : ECRU

15-across – Popular name for the German attack on London and other cities in 1940 and 1941 : THEBLITZ

17-across – 12D film, starring Marcello Mastroianni : LADOLCEVITA

20-across – Alarm clock button favoured by late sleepers? : SNOOZE

21-across – Cornish town, north of Penzance : STIVES

1-down – Spanish dish, made with rice, saffron and various meats, fish and vegetables : PAELLA

2-down – A semicircular recess in a church : APSE

3-down – Ballet by Tchaikovsky : SWANLAKE

4-down – The Czech Republic’s second city? : BRNO

5-down – Sea and islands between Greece and Turkey : AEGEAN

7-down – I will always __; Dolly Parton’s promise? : LOVEYOU

11-down – The Caribbean archipelago : ANTILLES

12-down – Federico __, filmmaker whose works include 8½ : FELLINI

14-down – Singer whose theme for Titanic became her signature song : CELINE

16-down – Nomadic people of the Sahara : TUAREG

18-down – See 14 : DION

19-down – __ Rawlins, fictional private eye created by Walter Mosley : EASY

7-across – 4 __, the northernmost point of continental Africa : ANGELA

8-across – John __, cricket commentator known for his poetry readings on the BBC : ARLOTT

9-across – Jonathan Larson’s rock musical based on La Bohème : RENT

10-across – Dutch graphic artist known for his Hand with Reflecting Sphere : MCESCHER

11-across – 4 __, the southernmost point of continental Africa : AGULHAS

13-across – Shere __, sexologist : HITE

14-across – __ Falco, star of The Sopranos and Nurse Jackie : EDIE

15-across – 4 __, the south-westernmost point of continental Australia : LEEUWIN

16-across – __ Schwartz, character played by Jessica Hecht in Breaking Bad : GRETCHEN

18-across – Roald __, prolific author : DAHL

20-across – Saint __, Jersey’s capital : HELIER

21-across – Margaret __, author of The Handmaid’s Tale : ATWOOD

1-down – Irish musical film created by John Carney : ONCE

2-down – Author of The Autobiography of Alice B. Toklas : GERTRUDESTEIN

3-down – Marble mausoleum in Agra, Uttar Pradesh : TAJMAHAL

4-down – Sleeveless garment which drapes the wearer’s back : CAPE

5-down – Book by Mark Bowden – and movie by Ridley Scott – set in Mogadishu : BLACKHAWKDOWN

6-down – Mike __, journalist and former England cricket captain : ATHERTON

11-down – Northernmost of the inhabited Channel Islands : ALDERNEY

12-down – __ & Sons, piano manufacturer : STEINWAY

17-down – 4 __, not quite the southernmost point of South America : HORN

19-down – A curving ball in tenpin bowling : HOOK

6-across – Molly and Leopold Bloom’s home town? : DUBLIN

8-across – Fictional pig created by Ian Falconer : OLIVIA

9-across – Dialectical materialists? : MARXISTS

10-across – A spice, a bludgeon or a type of tear gas? : MACE

11-across – Singer and actor who starred in Moonstruck : CHER

13-across – Nickname for Barnsley FC : THETYKES

14-across – Malian city near the 16 Down : TIMBUKTU

16-across – Africa’s longest river : NILE

17-across – Muslim religious leader : IMAM

18-across – Sweet smelling posies : NOSEGAYS

21-across – Polish city on the Vistula : KRAKOW

22-across – Continent straddling the equator and the Greenwich meridian : AFRICA

1-down – South Sudanese city on the 16 Across : JUBA

2-down – Animals, which, as Flanders and Swann tell us, ain’t elks? : GNUS

3-down – Jean-Jacques __, author of The Social Contract : ROUSSEAU

4-down – Capital of 16 Down : NIAMEY

5-down – Joni __, who has “looked at life from both sides now” : MITCHELL

7-down – Egyptian city on 16 Across : LUXOR

12-down – Catholic prayer to the mother of Jesus : HAILMARY

13-down – Dame Kiri __, opera singer : TEKANAWA

15-down – Malian capital on the 16 Down : BAMAKO

16-down – River in west 22 : NIGER

19-down – Fiona __, Petunia Dursley in the Harry Potter films : SHAW

20-down – Village People hit from 1978 : YMCA

6-across – Celebration dinner, usually held on 25 January : BURNSSUPPER

8-across – Jordan __, president of the French Rassemblement National : BARDELLA

9-across – The Sun __ Rises, novel by Ernest Hemingway : ALSO

10-across – US aircraft company : BOEING

11-across – The only way! : ESSEX

13-across – Form of film animation originally from Japan : ANIME

15-across – Alexander __, prime minister of Belgium : DECROO

18-across – Ray __, the man who made McDonald’s famous : KROC

19-across – Region of the Yukon known for its 1896 gold rush : KLONDIKE

21-across – Mette __, prime minister of Denmark : FREDERIKSEN

1-down – Agnetha, Björn, Benny and Anni-Frid? : ABBA

2-down – Jean __, Muriel Spark’s hero, whom we meet in her prime? : BRODIE

3-down – George __, creator of Star Wars : LUCAS

4-down – Britney __, singer and anagram of Presbyterians? : SPEARS

5-down – The former duke of Milan in Shakespeare’s The Tempest : PROSPERO

7-down – Evika __, prime minister of Latvia : SILINA

10-down – Anne __, the on-screen Mrs Robinson? : BANCROFT

12-down – Giorgia __, prime minister of Italy : MELONI

14-down – Charles __, president of the European Council : MICHEL

16-down – Root vegetable : RADISH

17-down – One of three clay-shooting disciplines : SKEET

20-down – Harry __, England’s men’s football captain : KANE

7-across – Type of cell that can alter its shape : AMOEBA

8-across – Peninsula covered by Spain and Portugal : IBERIA

9-across – Donna __, character from The West Wing : MOSS

10-across – A bicycle brand – or an Oratory in London? : BROMPTON

11-across – Steve __, right-wing US polemicist : BANNON

13-across – Country, capital Kathmandu : NEPAL

15-across – See 2 Down : DORMA

17-across – See 5 Down : LIBERA

20-across – Poet whose works include Diving into the Wreck : ADRIENNE

21-across – See 1 Down : CARO

23-across – See 4 Down : LAMENT

24-across – Beethoven’s 3rd symphony : EROICA

1-down – Aria from Puccini’s Gianni Schicchi : OMIO

2-down – Aria from Puccini’s Turandot : NESSUN

3-down – See 1 : BABBINO

4-down – Aria from Purcell’s retelling of the story of Aeneas : DIDOS

5-down – Aria from Verdi’s La Traviata : SEMPRE

6-down – Mythical creature with the head and tail of a bull and the body of a man : MINOTAUR

12-down – What : AGOODMAN

14-down – Proprietary eponym for a tissue? : KLEENEX

16-down – Norman __, author of The Naked and the Dead : MAILER

18-down – Sequel to Elmore Leonard’s Get Shorty : BECOOL

19-down – Flying insects : GNATS

22-down – See 20 Across : RICH