Born in Evanston, Illinois, USA — Feb 21 1953

William Louis Petersen is an American actor and producer, best known for playing Dr. Gilbert "Gil" Grissom on the hit CBS series CSI: Crime Scene Investigation, Richard Chance in the film To Live and Die in L.A., and Will Graham in the film Manhunter. Born in Evanston, Illinois, Petersen attended Idaho State University on a football scholarship, where he first tried acting and immediately joined the drama department, before leaving to work in the Basque country as a Shakespearean actor. Peterson embraced the Basque lifestyle, influencing his work, family…
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Gil Grissom

Gil Grissom

(segment "Need to Know")

Gil Grissom

Col. Emmett Darrow

Georgie

Self

Steve Walker

Mitch

Mr. 'Sarge' Kepler

Katz & Jammer Bartender

Captain Gideon Walker

Patrick Floyd 'Pat' Garrett

Whip Dalton

Juror 12

Tom Hardy

Richard Chance

Jack Flynn

Ames Levritt

Jake Bridges

Jack Hathaway

Trucker

Joseph P. Kennedy Sr.

Jackson Connolly

John F. Kennedy

Himself

Stud Cantrell

Frank Scanlan

Jess

Gil Grissom

Joey

Self

Stephen Guerin

Russell

Whip Dalton

Joad

Tony C.

Himself

Joe Starling

Ted

Self

Narrator

Narrator

Narrator

Will Graham