Bombshell Miniatures has a cavegirl figure that always gets noticed when I break out the 28mm figures. Copplestone cave men in 28mm are hard to beat. Reaper also have a few nice figures. There is a Yahoo group called “Cave Wars” IIRC that has lots of ideas for this sort of gaming.
You know, fightin' in a basement offers a lot of difficulties. Number one being, you're fightin' in a basement! --Lt. Aldo Raine