2393: Monster Mash-up

1D (two words) 15 10 26 né 21 died on 2 February. Most famous for 7A 37 and 14, he was also in 1A (two words)’s 24.
 
Doc writes: This year some new compilers are joining the team. Today we welcome La Jerezana. We hope that solvers will enjoy the challenges which our new compilers will be offering.
 

Across

11    Headwear of a red revolutionary (6)
13    Vicar about to retire after rugby and squash (7, two words)
16    Short, misshapen trees (5)
17    Clumsy old asses initially flounder, perhaps (6)
18    Flower at Kew (6)
20    Indian title, name and origin of extremely holy place (6)
22    Prefer men tactfully concealing excitement (7)
27    Each era suffers pain (7)
29    Strips, getting plastered? (5)
30    Senior Service imported into a border town in Holland (6)
32    Princess on board Soviet space station somewhere above us (6)
34    Poles hide clothes of horrid Icelandic male (6)
36    Reprimand son till all hours (5)
38    Englishwoman checking old lady for pulse (7)
39    Naff pair lacking heads for business (6)
40    Can fool around (3)
41    Weak at heart, cadets don’t use swords as much (11)
 

Down

2    Swapping tips, locate heat-retaining energy source (8, two words)
3    Six bacon sandwiches — they’re gorgeous! (9)
4    ‘One favours nature over nurture at this point’, says French heretic (12)
5    Beat West Dorset jockeys (7)
6    At first some animals cause real strain in sanctuaries (8)
7    Came across books about fetish (5)
8    Regularly repairing net (4)
9    Nasty dog devoured clergyman (6)
12    Very rainy over townships in South Africa (6)
19    Longest eel in Essex possesses tough quality (10)
21    Ancestry of trim gent, a criminal (9)
23    Ali G’s successor interrupting Adam and mum rudely (8)
25    Card-carrying and oddly placid loyalists (6, hyphened)
28    Chase female in women’s quarters (6)
31    1000 projectiles upset US parent (5)
33    Skilful performer, March-November (5)
35    Athenian misanthrope briefly turns up in skip (4)
 
A first prize of £30 for the first correct solution opened on 18 February.