The CSI's lives are on the line as they close in on the elusive Dr. Jekyll, and more than one member of the team may not live to see his capture, on part two of a two-part 10th season finale of CSI.

Alan Blumenfeld, Alex Carter, Bill Irwin, Jack Conley, Joe Bologna, Jon Wellner, Jorja Fox, Lex Medlin, Marty Ingels, Matt Ross