The episode explores themes of and the societal obsession with youth and beauty . Writer Teresa Lin noted the irony that the victim was killed not for who she was, but for "who she seemed to be". Cast and Guest Stars

: The episode was directed by Greg Yaitanes and written by Teresa Lin .

: Identifying the victim proves difficult because she had undergone extensive, body-altering plastic surgery . The trail leads Brennan and Booth into the high-stakes world of LA call girls and competitive cosmetic surgery.

The episode features the regular series cast along with notable guest appearances: as Dr. Temperance Brennan David Boreanaz as Seeley Booth Penny Marshall as herself (guest cameo) Claire Coffee as Special Agent Tricia Finn Harry Groener as Dr. Henry Atlas Marika Dominczyk as Leslie Snow Key Episode Trivia

is the tenth episode of the first season of the television series Bones , which originally aired on January 25, 2006 . Plot Summary

: While circumstantial evidence initially points toward two surgeons, it is eventually revealed that one of the victim's colleagues (a fellow call girl) murdered her out of jealousy .