CSI/One to Go (2)

One to Go (2)
Season 9, Episode 10
Airdate	January 15, 2009
Written by	Carol Mendelsohn Naren Shankar
Directed by	Alec Smight
← 9x09 19 Down (1)	9x11 → The Grave Shift
CSI — Season Nine

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One to Go (2) is the tenth episode of the ninth season of CSI, and the one-hundred ninety second episode overall.

Starring: William L. Petersen (Gilbert "Gil" Grissom), Marg Helgenberger (Catherine Willows), George Eads (Nick Stokes), Paul Guilfoyle (Capt. James "Jim" Brass), Eric Szmanda (Gregory "Greg" Sanders), Robert David Hall (Dr. Albert "Al" Robbins), Wallace Langham (David Hodges), Lauren Lee Smith (Riley Adams),

Guest Stars: Laurence Fishburne (Raymond Langston), David Berman (David Phillips), Joseph Patrick Kelly (Officer Joe Metcalf), Marc Vann (Conrad Ecklie), Archie Kao (Archie Johnson), Liz Vassey (Wendy Simms), Brad Carter (Gerald Tolliver), Wynn Everett (Hallie Doniphon), Josh Jacobson (Joel Steiner), Mark Rolston (Sheriff), Stephen Snedden (Steven Dougherty), Larry Sullivan (Officer Akers), Katheryn Winnick (Maureen Martin) Jorja Fox (Sara Sidle)

Notes

• This episode marks the end of William L. Petersen's nine year run as a series regular. However, there is the possibility that he will make frequent guest appearances in the future.
• Sara Sidle makes an appearance at the end of the episode, making this her final on-screen appearance as well. However she will return as a recurring guest star

Trivia

Memorable Moments

• Gil Grissom retired from CSI
• In Costa Rica, Grissom reunited with Sara Sidle and they share a long kiss