1 Grade put on man of exceptional talent (5,3)
5 Almost magical production of a non-sexual nature (6)
10 Split and separate over a difficult entangling situation (3,4)
11 Marina is swimming around Duke and Prospero's daughter (7)
12 Graduates working for builder (5)
13 Essentially Joe 90's beginning to infiltrate some Sumo organisation undercover (9)
14 Shouts about prison in TV series (12)
18 Nancy's refusal of screenplays for Mysterons? (12)
21 Darren, Dom or Philip embrace a fat person (9)
23 First moonbase in Space 1999 (5)
24 Supply fruit in August (7)
25 Noted 2d left without wife (7)
26 Indigent person reportedly attacked Queen (6)
27 Conman in TV series (8)