I use Floris shaving oil and shaving cream, applied with a traditional brush. 'Preparation is the most important aspect of any shave,' says Guastella, 'you also need a sharp blade and a steady hand. Craig is predominantly clean-shaven as 007 (and if you want to know the exact details of Bond's preferred shaving equipment throughout the years see here). Keep eyebrows well trimmed and nasal and ear hair in check. When it comes to aping Bond, remember that it's all about the details. Craig also looks freshly-shaved in practically every scene.' The Bond look doesn't end at the hairline 'A style like this takes maintenance, I would say every three weeks.

But the longer length on top would allow for a more polished side-parted look, perfect for casinos and black tie dinners, using American Crew's pomade (£13.45).' How often should I cut it? Made from 100 cashmere and finished with genuine horn buttons, it delivers almost all the details we want. So of course it’s from Tom Ford and insanely expensive. It’s probably the best match for the original Casino Royale cardigan on this list.

On a practical note, where filming is concerned, a very precise side parting would be ruined by too many stunts. Tom Ford Ribbed Cashmere Cardigan in Black: 2590.00.