1 across. Computing language – world’s most populous island. 4 letters.
3 across. Long key. 5 letters and 3 letters.
9 across. Cinema or restaurant for motorists. 5-2 letters.
10 across. Gas in layer. 5 letters.
11 across. Interweave. 5 letters.
12 across. (Payment) as goods or services, rather than money. 2 letters and 4 letters.
14 across. Mug shot collection. 6 letters and 7 letters.
17 across. Satisfy (thirst). 6 letters.
19 across. Nothing at all. 5 letters.
22 across. Proclaim the glory of. 5 letters.
23 across. Flying staff. 7 letters.
24 across. Complete disbeliever. 8 letters.
25 across. Tax. 4 letters.