Across:
1. This gets trampled underfoot at home by Leo’s dancing (6)
4. Require ex-scholar to spread fake news around Gateshead (6)
9. Ordered to stand outside now (4)
10. Detailed clues Tom and I worked out about university (10)
11. Feature about work of scorer (6)
12. Following top sport, soldier with aching head has argument (8)
13. Wealthy punter may be rotten! (6 3)
15. Pirate gives me excitement internally! (4)
16. Left after returning order for barrier (4)
17. One supporter goes round performing with a high-flier (9)
21. Stream may be unknown in odd land in New York (8)
22. Fractured a limb (top of ulna) in holiday resort (6)
24. Hold Cecil’s new tool (4 6)
25. Clever to beat back without energy (4)
26. Outstanding boat carries initial retaliatory threat (6)
27. Poems written about new European city (6)
Down:
1. Wilfred Knight has terrible person’s garden tool (7)
2. Left to go back after second nap (5)
3. Coming back, managed to sort mail in layers (7)
5. Gesticulate when working by stream (6)
6. Douglas is here with some final changes (4 2 3)
7. Learned EU tried breaking up! (7)
8. Lent cape on odd dates with devotion (13)
14. Challenge new lord later (4 5)
16. Charge around ring in two directions with chief (7)
18. Rear light was tatty! (7)
19. Non-flyer returns to boast inside of offence (7)
20. Welcomes one large band by scattering ash (6)
23. Mark has new fabric (5)
Solution:
=INSOLE=OBLIGE=
=V=L=A=S=E=S=R=
BADE=METICULOUS
=N=E=I=E=K=E=D=
CHOPIN=APOLOGIA
=O===A=D=N=F=T=
BETTEROFF=SMEE=
===A===A===A===
=WALL=ASTRONAUT
=A=L=A=T=U===M=
BROOKLYN=MALIBU
=L=R=O=E=P=I=R=
COLDCHISEL=NEAT
=R=E=A=S=E=E=G=
=DURESS=ODENSE=
Name: Puzzle 457
Author: by Steve Townsend

Annos-Across:
1. IN (= at home) SOLE (anag Leo's)(anagrind = dancing)
4. OB (= ex-scholar) LI [G(ateshead)] E (= spread fake news)
9. B [AD (= now)] E (= stand)
10. METIC [U(niversity)] LOUS (anag clues Tom I)(anagrind = worked out)
11. CH [OP (= work)] IN (= feature)
12. A (= top) POLO (= sport) GI (= soldier) A(ching)
13. BETTER (= punter) OFF (= may be rotten)
15. SMEE (hidden in wordplay)
16. WAL [= LAW (= order) reversed] L(eft)
17. A (= One) STR {[ON (= performing)] A} UT (= supporter)
21. BROOK (= stream) L(a) [Y (= may be unknown)] N(d)
22. MALIB (anag a limb)(anagrind = fractured) U(lna)
24. COLD CHISEL (anag Hold Cecil's)(anagrind = new)
25. N [E (= energy)] AT (= TAN reversed)
26. DU [R(etaliatory)] E (= outstanding) SS (= boat)
27. ODE [N(ew)] S (= Poems) E(uropean)
Annos-Down:
1. IVAN (The Terrible) HOE (= garden tool)
2. S(econd) L(eft) EEP (= PEE reversed)
3. LAMI (anag mail)(anagrind = sort) NAR (= managed reversed)
5. BECK (= stream) ON (= working)
6. ISLE OF MAN (anag some final)(anag = changes)
7. ERUDITE (anag EU tried)(anagrind = breaking up)
8. STEAD (anag dates)(anagrind = odd) FAST (= Lent) NESS (= cape)
14. TALL ORDER (anag lord later)(anagrind = new)
16. WAR [L(eft) O (= ring) R(ight)] D (= Charge)
18. RUMP (= Rear) LED (= light)
19. UM [BRAG (= boast)] E (= EMU reversed)
20. A (= one) L(arge) O (= band) HAS (anag ash)(anagrind = scattering)
23. LINE (= Mark) N(ew)
Defs-Across:
1. This gets trampled underfoot
4. Require
9. Ordered
10. Detailed
11. scorer
12. argument
13. Wealthy
15. Pirate
16. barrier
17. high-flier
21. in New York
22. holiday resort
24. tool
25. Clever
26. threat
27. city
Defs-Down:
1. Wilfred Knight
2. nap
3. in layers
5. Gesticulate
6. Douglas is here
7. Learned
8. devotion
14. Challenge
16. chief
18. tatty
19. offence
20. Welcomes
23. fabric