Air Date: Thursday, December 06, 2007 Time Slot: 9:00 PM-10:00 PM EST on CBS Episode Title: (#809) "Cockroaches" A mob wife who is in the witness protection program. Her husband was killed 24 years ago and the feds allow her and her son to stay in Vegas, believing they would be safer there. But her son is not so lucky - As the team investigates an underground mob. Warrick ends up becoming the prime suspect in a murder that's related to the mob, and his addiction to pills starts to have a significant impact his job as a CSI. SERIES REGULARS: Gil Grissom: William Petersen Catherine Willows: Marg Helgenberger Warrick Brown: Gary Dourdan Nick Stokes: George Eads Captain Jim Brass: Paul Guilfoyle Greg Sanders: Eric Szmanda Dr. Robbins: Robert David Hall Hodges: Wallace Langham RECURRING: David Phillips: David Berman Archie Johnson: Archie Kao GUEST CAST: Joanna "Candy" Krumsky: Rebecca Budig Undersheriff: McKeen Conor O'Farrell Wendy Simms: Liz Vassey Belinda/Linda: Beth Broderick Jamal Watkins: Reginald Noble Fez Miller: Harold "House" Moore Lou Gedda: John Capodice Michael Raykirk: Rick Hoffman Cocktail Waitress: Christina Cindrich Homeless Guy: Dennis Christopher Drunk Driver: Jeremy Radin Backseat Passenger: Shannon McKain Jason Crewes: Jason Lopez Front Seat Passenger: Nathan Frizzell WRITTEN BY: Dustin Lee Abraham DIRECTED BY: William Friedkin - Who reunites with William Petersen for the first time since filming "To Live And Die In LA" LINKS: Thanks To "The Futon Critic" CSI Files News "'CSI' Takes Out The Trash In 'Cockroaches'