SOLUTION 680:

ACROSS 7 Ocelot, 8 Dioxin, 10 Barcode, 11 Rodeo, 12 Inch, 13 Knout, 17 Vichy, 18 Kava, 22 Charm, 23 Lamprey, 24 Bikini, 25 Mercer.

DOWN 1 Holbein, 2 Bedrock, 3 Boron, 4/5 Nitrous oxide, 6 Envoy, 9 Benny Hill, 14 Diamond, 15 Maurice, 16 Lanyard, 19 Scuba, 20 Kafka, 21 Amber.