How do you make someone look like they’ve been in a really bad car accident?

Published February 28, 2012 | By Bman

Question by Tara: How do you make someone look like they’ve been in a really bad car accident?
I need to make this man (around late 40’s – early 50’s) look like he was in a really bad car accident for a movie i’m making. Any tips, sites that can help?

Thanks a lot!