I've been playing with face merging - I find multiple faces with the features I picture in my characters, blend them together, and then paint over top. It makes it possible to see the characters that I have swimming in my head, which is awesome :D
Here's Eriksen's faces: http://i.imgur.com/Lsvdqb4.png
Link
Gustavo_Black
I guessed Jean Reno might be in the mix, but i was wrong! nicely done :)