William Petersen Upcoming Appearances

Keppler is put into a compromising position when the bodies of a Trenton police officer and a hooker are found in a hotel room. The man who found them is a retired New Jersey cop and close friend to Keppler, who doesn t reveal their relationship.

Grissom is shocked when he opens a package sent to him through the mail and finds a miniature crime scene inside. The discovery is all the more baffling since the serial killer responsible for other similar miniatures is now dead.

Keppler is put into a compromising position when the bodies of a Trenton police officer and a hooker are found in a hotel room. The man who found them is a retired New Jersey cop and close friend to Keppler, who doesn t reveal their relationship.

A popular high-school basketball player and his cheerleader girlfriend disappear after a big Friday-night game. Blood is found near a field house where the two hooked up after the contest and where things apparently got out of control.

Six showgirls are murdered in their rented house and Sara is haunted by the dying words of the last victim. The investigation reveals the women s necks were slashed with a knife and that Warrick believes he knows one of the victims.

A popular high-school basketball player and his cheerleader girlfriend disappear after a big Friday-night game. Blood is found near a field house where the two hooked up after the contest and where things apparently got out of control.

Hodges convinces fellow lab rats Archie, Henry, Mandy and Wendy that Grissom wants them to secretly investigate the so-called miniature murders while the CSIs are in the field probing other crimes.

Greg learns that the brother of the man he killed in self-defense months earlier is connected to the shooting death of a thug in a limousine.

A blackjack dealer is murdered and several of the suspects belong to a strange UFO club whose members believe that shape-shifting aliens have mated with humans in order to conquer the human race. Shannon: Ally Sheedy. DeVere: Enrico Colantoni.

The murder of a washed-up boxer who lived and trained in a brothel, and was detested by the prostitutes residing there, is investigated. Milton: James Whitmore.

A hypnotist becomes the prime suspect in a murder case after she uses her expertise to rob banks and someone is killed during one of the heists. Jorja Fox reprises her role as Sara Sidle.

The suspicious death of a go-kart racer who is killed while riding on a highway is investigated; and a murder at a restaurant where patrons dine in the dark is probed.

Grissom investigates when a sadistic client tries to murder Lady Heather (Melinda Clarke) during a late-night rendezvous at an old West theme park. The probe is made more difficult when Heather refuses to name her attacker.

Catherine gets passionate with a stranger (Alan Rosenberg) outside a bar, but she soon regrets it when the man, who turns out to be a public defender, becomes the chief suspect in two murders, both involving women seen at the bar. Lily: Anita Gillette.

Two college students are found dead in a dorm room following a night of heated passion, but there seems to be no evidence of foul play. Outside of town, a body is discovered in the middle of what appears to be a crop circle.

Grissom investigates the deaths of two people found inside a burning trailer that apparently caught fire when a gas main exploded. Across town, Catherine and Warrick probe the murder of a high-priced stripper who was found in a low-rent part of the city.

Warrick and Nick investigate the death of an up-and-coming movie star whose body is found in a luxury hotel room where he partied with a woman he met in a casino. Across town, Grissom and Catherine work a triple homicide.

An inmate is murdered at a state mental hospital that houses sexually violent predators and the criminally insane. The good news: All of the suspects are locked inside. The bad news: They re all capable of extreme violence.

Catherine gets passionate with a stranger (Alan Rosenberg) outside a bar, but she soon regrets it when the man, who turns out to be a public defender, becomes the chief suspect in two murders, both involving women seen at the bar. Lily: Anita Gillette.

A horror-film icon is murdered on the set of her latest picture and found with an ax in her back, but the investigation reveals it isn t the murder weapon. It s also learned the victim dumped her former boyfriend after he was severely burned.

A horror-film icon is murdered on the set of her latest picture and found with an ax in her back, but the investigation reveals it isn t the murder weapon. It s also learned the victim dumped her former boyfriend after he was severely burned.

The FBI s Jack Malone (Anthony LaPaglia) joins forces with Grissom to track a serial killer after a boy who was kidnapped six years ago in New York matches the profile of a murder victim in Las Vegas. The episode concludes on “Without a Trace.”