(NOTE TO EDITORS: The following episode of CSI: CRIME SCENE INVESTIGATION has been substituted for programming previously scheduled for April 7.)

GRISSOM AND HIS TEAM DELVE INTO THE WORLD OF THE LAS VEGAS TRANSGENDER COMMUNITY, ON A REBROADCAST OF THE 100TH EPISODE OF "CSI: CRIME SCENE INVESTIGATION," THURSDAY, APRIL 7

"Ch-Ch-Changes" -- A murder investigation leads the CSI team to explore the world of trangenders, which turns into the ultimate case of mistaken identity, on a rebroadcast of the 100th episode of CSI: CRIME SCENE INVESTIGATION, Thursday, April 7 (9:00-10:00 PM, ET/PT) on the CBS Television Network. Richard Lewis directed the episode written by Jerry Stahl. (Originally broadcast 11/18/04)

The CSI team investigates a transgender woman found brutally stabbed and mutilated. This leads the team into the fringe world of sex changes and transgenders in order to catch a killer.

Gil Grissom: William Petersen
Catherine Willows: Marg Helgenberger
Warrick Brown: Gary Dourdan
Nick Stokes: George Eads
Captain Jim Brass: Paul Guilfoyle
Sara Sidle: Jorja Fox
Greg Sanders: Eric Szmanda
Dr. Robbins: Robert David Hall
David Phillips: David Berman
Mia Dickerson: Aisha Tyler
Archie Johnson: Archie Kao
Wendy Jones: Sarah Buxton
Officer Mann: Kevin Fry
Aaron Laner: Raphael Sbarge
Stage Manager: Allen Lulu
Mimosa: Kate Walsh
Pink: Cassandra Foreseter
Purple: Deprise D. Bredcia
Dr. Hess: Sam Anderson
Bev: Marci Bowers
Toni: Hunter
Tippi: Savannah Ajar
Francis: Don McManus
Amber: Katy Selverstone
Dr. Mona Lavalle: Lindsay Crouse
Ed: Peter Breitmayer
Dina Amber: Lee Hardin
Irv: Brian Beacock
Mrs. Claus: Jody Vaclav
Raspy Tranny: Bijoux Deluxe
Mercedes: Jazzmun
FTM: Fred Lusch
Bartender: Kelly Mantle

RATING: TV14-DV

(ADVISORY: DUE TO ADULT CONTENT, VIEWER DISCRETION IS ADVISED)