Marg Helgenberger and William Petersen in C.S.I. (2000)

Jorja Fox and William Petersen in C.S.I. (2000)

Gary Dourdan and William Petersen in C.S.I. (2000)

Liev Schreiber and William Petersen in C.S.I. (2000)

Robert David Hall and William Petersen in C.S.I. (2000)

George Eads and William Petersen in C.S.I. (2000)

William Petersen and Eric Szmanda in C.S.I. (2000)

William L. Petersen stars as Gov. Jack Hathaway, Sen. Hansen's main rival for the VP job

Marg Helgenberger, Paul Guilfoyle, Robert David Hall, Gary Dourdan, George Eads, Jorja Fox, William Petersen, and Eric Szmanda in C.S.I. (2000)

Marg Helgenberger, Paul Guilfoyle, and William Petersen in C.S.I. (2000)

William Petersen in Regreso a Paloma Solitaria (1993)

Paul Guilfoyle and William Petersen in C.S.I. (2000)

Marg Helgenberger, Gary Dourdan, Jorja Fox, and William Petersen in C.S.I. (2000)

William Petersen in CSI: Inmortalidad (2015)

Jorja Fox and William Petersen in CSI: Inmortalidad (2015)

Anne Bancroft, Hal Holbrook, Martin Landau, Natasha Richardson, Colm Feore, and William Petersen in Haven (2001)

Michael Biehn, William Petersen, and Leo Rossi in In the Kingdom of the Blind, the Man with One Eye Is King (1995)

Armin Mueller-Stahl, Jack Lemmon, Tony Danza, Ossie Davis, James Gandolfini, Edward James Olmos, George C. Scott, Hume Cronyn, Dorian Harewood, Courtney B. Vance, William Petersen, and Mykelti Williamson in 12 hombres sin piedad: El veredicto (1997)

Marg Helgenberger, Paul Guilfoyle, Gary Dourdan, George Eads, Jorja Fox, and William Petersen in C.S.I. (2000)

Lolita Davidovich, Jack Palance, and William Petersen in Buscando su identidad (1992)