1 Roof end erected imprisoning criminal (8)
2 Setter's twisting increases wrong interpretations (3-3)
3 Medicinal extract I haul to building (5,3)
4 Little growth without direction in self-contained unit (6)
6 Work drilling into scorching old roof, say (5,3)
7 Bad smell frequently let out of Church (6)
8 Be jealous of currency in circulation (4)
12 Small rodent has red skin with jagged edges (8)
14 Stop new Government before Queen is put to risk (8)
16 Trendy king putting box over accessory (8)
17 Firm accepts a stake (6)
18 Beau goes cycling too (6)
19 Next to worker on the counter, remains interfering (6)
20 Father receives electronic message (4)