1: Michael Caine, first outspoken host (5)
2: Clothed in flannel, openly run away together (5)
3: Sixpence for big cheese? (1.1.1.)
4: Neither partner finds way out of country (3)
5: Curiously mad sort of celebrity (7)
6: Show sedated one giving details (9)
7: Alludes to convicts holding up Italian (9)
10: Freedom of action in desert (7)
12: How to get around doing business, essentially (3)
14: Name of place where cat ate a little horse? (7)
15: West abandoned mortals without a spot of confusion (9)
16: Animal or container in tree (9)
19: Drunkard turns to observe drunkard (7)
24: Vagrant going over a little river to a foreign country (5)
25: Belated top-and-tailing to gladden one's heart (5)
27: The end, you say? On the contrary! (3)
28: Vicar regularly outdated technology (1.1.1.)