so, i used some Victrix 54mm Napoleonics to make my Guard NPCs:
(http://buildyourimagination.co.uk/minis/gallery/inq/guard/guard.jpg)
trusn out they're having a sale on box sets:
http://www.victrixlimited.com/online_shop/index.php?cPath=40
well worth a look; if i had some disposable income i'd be tempted to grab a couple of boxes!