Across
1 Greek character, say, heading off to change (6)
4 A late drink that may go to one’s head? (8)
10 A lubricant cools it, a drop of radiator fluid (6,3)
11 Oscar goes to silent film (5)
12 I deliver cards for model (5)
13 Chosen Oxford college, reportedly in photographs (9)
14 Most of film fitting in pocket (14)
18 Drop rest on creepy crawly (4-4,6)
20 Girl declared an impostor (9)
22 Steps taken by one graduate skipping dessert (5)
24 Hyperion, for example, Italian cast in bronze (5)
25 Irishman returned book purchased by post (4,5)
26 Had nice spread, a ranch (8)
27 A small seabird behind (6)
Down
1 Held in stomach is mostly a show of masculinity (8)
2 A test involved a small sample only (5)
3 See you, likewise, led astray over star (6-3)
5 Acting as guardians, arranged oral inspection (2,4,8)
6 After end of March, uncommonly dry round spa resort (5)
7 Carried out first of chairs left out around centre of chamber (9)
8 Dog lead for dachshund found in Dorset resort (6)
9 Reliable policeman on foot, extremely even handed (6-8)
15 Mocking actors in Indian dress, cold (9)
16 High-handed and indifferent? Not very (9)
17 Test ladder in rehearsal (5,3)
19 Type of egg dish (6)
21 Cut? Clean wound (5)
23 Departs in military aircraft erks initially fly (5)
