Viz-People Bundle v1 gives you 643 high resolution cut out people for your project.
It??™s compilation of three first Viz-People Librarys:

This package include:

VizPeople Business v1
VizPeople Casual v1
VizPeople Nightlife v1

With sizes around 2000px x 4000px per image and perfectly matched alpha maps is one of the best solutions on the market.