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
In the CSI: Crime Scene Investigation episode (Season 6, Episode 6), the team balances a scientifically baffling murder case with a high-stakes legal battle centered on forensic ethics. Originally airing on November 3, 2005, the episode was directed by Terrence O’Hara and written by Josh Berman. Main Plotlines
: 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
: 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
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
In the CSI: Crime Scene Investigation episode (Season 6, Episode 6), the team balances a scientifically baffling murder case with a high-stakes legal battle centered on forensic ethics. Originally airing on November 3, 2005, the episode was directed by Terrence O’Hara and written by Josh Berman. Main Plotlines 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
: 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 By proving this "clock tampering," Grissom gets Thayer