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CSI: Crime Scene Investigation

One to Go (Season 9, Episode 10)
TV Episode | 44 min | Crime, Drama, Mystery

Grissom gets Dr. Langston's help to find the man who is carrying on the serial killer's work before the next victim is killed. The case will prove to be Grissom's last with the crime lab.
Edit Released
Updated Jan 15, 2009

Release date
Jan 15, 2009 (United States)


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+ Add Cast
27 cast members
Name STARmeter Known for
William Petersen
Gil Grissom Gil Grissom   See fewer
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Marg Helgenberger
Catherine Willows Catherine Willows   See fewer
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George Eads
Nick Stokes Nick Stokes   See fewer
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Eric Szmanda
Greg Sanders Greg Sanders   See fewer
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Robert David Hall
Al Robbins Al Robbins   See fewer
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Wallace Langham
David Hodges David Hodges   See fewer
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Lauren Lee Smith
Riley Adams Riley Adams   See fewer
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Paul Guilfoyle
Jim Brass Jim Brass   See fewer
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Laurence Fishburne
Raymond Langston Raymond Langston   See fewer
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David Berman
David Phillips David Phillips   See fewer
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Liz Vassey
Wendy Simms Wendy Simms   See fewer
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Jimmi Simpson
Tom Donover Tom Donover   See fewer
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Katheryn Winnick
Maureen Martin Maureen Martin   See fewer
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Matt O'Leary
Dan Forester Dan Forester   See fewer
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Mark Rolston
Sheriff Sheriff   See fewer
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Wynn Everett
Hallie Donover Hallie Donover   See fewer
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Marc Vann
Conrad Ecklie Conrad Ecklie   See fewer
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Archie Kao
Archie Johnson Archie Johnson   See fewer
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Sheeri Rappaport
Mandy Webster Mandy Webster   See fewer
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Jon Wellner
Henry Andrews Henry Andrews   See fewer
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Larry Sullivan
Officer Andy Akers Officer Andy Akers   See fewer
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Bill Irwin
Nate Haskell Nate Haskell   See fewer
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Josh Jacobson
Joel Steiner Joel Steiner   See fewer
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Mimi Michaels
Tiffany Cohen Tiffany Cohen   See fewer
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Jorja Fox
Sara Sidle Sara Sidle   See fewer
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Brad Carter
Gerald Tolliver Gerald Tolliver   See fewer
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Larry Mitchell
Officer Mitchell Officer Mitchell   See fewer
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Ratings Breakdown

9.2 / 10 | 680 votes