According to this, some shots that suffered from low light had to be "fixed" later by DTS Digital Images :
http://www.wired.com/news/wiredmag/0,72308...?tw=wn_index_12
Zack Snyder(Director of the Dawn of the Dead remake and the coming 300) also fullfilled the DP/Director roles for many commercials and music videos.
Dean Cundey directed Honey, We Shrunk Ourselves.