1: Mend a split state (11)

7: Plan to return with woman (3)

9: No one told sister (3)

10: Feeling threatened, suggested concealing identity (11)

11: Muhammad's first of the desirable ones (1-4)

13: Aliens work infrared thrust (7)

15: Changes direction with care, as befits a benefactor. (4, 4, 5)

17: Something good made by dwarf barber, perhaps! (6,7)

20: Censored: soft behind, lip in bed (7)

22: A weapon as plunder (5)

24: Clearances for the first couple of characters to find answers. (11)

27: Startled, grabs sailor (3)

28: Pass mould (3)

29: Mixed greens and teals, so dad's remodeled (6,5)

1: Volcano tops 100-1 odds at last (5)

2: Unmatched on plainer work (9)

3: Making syllabic omission, lied badly in Gateshead (7)

4: Half disapprove of old king (3)

5: Exciting moment, actor as reviewer (11)

6: Mann's 'Death in Venice' Dorothy sent up (3)

7: Accommodate bear (3,2)

8: Chat host rated poorly in malicious room (9)

12: E.g., told story about cave-men (11)

14: Now Elton heard California's big one (3)

15: Convertible has odd bar in instrument panel (9)

16: Finally nuts, Im crazy for cow (9)

18: Heavy metal group X (4)

19: Swarms all over fashionable gatherings (7)

21: Paper boy? (5)

23: Peeled, making Pop embarrassed? (5)

25: Clothilda is carrying a parcel (3)

26: Raw material for Swedish coins (3)