PREVIOUS SOLUTION

Across: 1 Host; 3 Fresh air; 8 Nets; 9 Stripped; 11 Conspiracies; 13 Factor; 14 Genera; 17 Plain-clothes; 20 Airlines; 21 Quid; 22 Footnote; 23 Sten.

Down: 1 Handcuff; 2 Satanic; 4 Retort; 5 Switched on; 6 Ample; 7 Rode; 10 Opposition; 12 Passed on; 15 Exhaust; 16 Accent; 18 Largo; 19 Calf.