Csi Las Vegas 6x6 -

: Grissom discovers that Thayer sprayed his experimental subject with malathion, a pesticide that delayed the flies' development by four days. By proving this "clock tampering," Grissom gets Thayer arrested for perjury and obstruction of justice. Key Cast and Guest Stars

The episode features the Season 6 Regular Cast alongside several notable guest performers: as Gil Grissom Marg Helgenberger as Catherine Willows Jeffrey Nordling as Mark Thayer (Guest Star) Kristin Bauer as Kenli Johnson (Guest Star) Jenny O'Hara as Sandra Walkey (Guest Star) Conor O'Farrell as Undersheriff Jeffrey McKeen CSI Las Vegas 6x6

: Gil Grissom is summoned by Conrad Ecklie and Undersheriff Jeffrey McKeen to refute the testimony of Mark Thayer, an independent entomologist. Thayer’s experiment with blowflies suggests a timeline that would provide an alibi for a murder suspect. Grissom, however, suspects Thayer has manipulated the science to achieve favorable results. Case Resolutions : Grissom discovers that Thayer sprayed his experimental