William Petersen

William Louis Petersen (born February 21, 1953) is an American actor and producer. He is best known for his role as Gil Grissom in the CBS drama series CSI: Crime Scene Investigation (2000–2013), for which he won a Screen Actors Guild Award and was nominated for a Golden Globe Award; he was further nominated for three Primetime Emmy Awards as a producer of the show. He also starred in the films To Live and Die in L.A. (1985), Manhunter (1986), Young Guns II (1990), Fear (1996), The Contender (2000), Detachment (2011) and Seeking a Friend for the End of the World (2012). 2Early life Petersen was born in Evanston, Illinois, the youngest of six children of Helen June (née Hoene; 1909–2006) and Arthur Edward Petersen, Sr. (1901–2004), who worked in the furniture business. He is of Danish and German descent. He has two brothers, Arthur, Jr. and Robert, and three sisters, Anne, Mary Kay and Elizabeth. He graduated from Bishop Kelly High School in Boise, Idaho, in 1972. He was accepted to Idaho State University on a football scholarshi