CSI: Crime Scene Investigation (season 7)

"Monster in the Box" redirects here. It is not to be confused with the monologue Monster in a Box.

CSI: Crime Scene Investigation (season 7)
Starring	William Petersen Marg Helgenberger Gary Dourdan George Eads Jorja Fox Eric Szmanda Robert David Hall Louise Lombard Paul Guilfoyle
Country of origin	United States
No. of episodes	24
Release
Original network	CBS
Original release	September 21, 2006 (2006-09-21) – May 17, 2007 (2007-05-17)

The seventh season of CSI: Crime Scene Investigation premiered on CBS on September 21, 2006 and ended May 17, 2007. The series stars William Petersen and Marg Helgenberger.

Plot

Catherine heads to a small town in Nevada ("Leaving Las Vegas") as Grissom and Sara continue their affair ("Living Doll"), in the seventh season of CSI. Supervised by Grissom and Willows, the Las Vegas Crime Scene Investigators face both personal and professional challenges as Grissom says goodbye, and new CSI Michael Keppler joins the team ("Sweet Jane"), as they investigate the bizarre, the brutal, and the unprecedented, including a chainsaw massacre ("Toe Tags"), a death at a church ("Double-Cross"), a kidnapping ("Burn Out"), a series of miniature killings ("Post Mortem"), the death of identical twins ("Happenstance"), and the return of a 1970s Mob Boss to Vegas ("Living Legend"). Meanwhile, Catherine faces the loss of her father ("Built to Kill"), Greg is assaulted ("Fannysmackin'"), Keppler faces his past ("Law of Gravity"), and the team attempt to hide their amusement when a man is found trapped in concrete ("Loco Motives").

Cast

Changes

Louise Lombard joins the main cast, and departs at the season's end.

Main cast

Main article: List of CSI: Crime Scene Investigation characters

• William Petersen as Gil Grissom, a CSI Level 3 Supervisor
• Marg Helgenberger as Catherine Willows, a CSI Level 3 Assistant Supervisor
• Gary Dourdan as Warrick Brown, a CSI Level 3
• George Eads as Nick Stokes, a CSI Level 3
• Jorja Fox as Sara Sidle, a CSI Level 3
• Eric Szmanda as Greg Sanders, a CSI Level 1
• Robert David Hall as Al Robbins, the Chief Medical Examiner
• Louise Lombard as Sofia Curtis, a Homicide Detective
• Paul Guilfoyle as Jim Brass, a Homicide Detective Captain

Recurring cast

See also: Minor characters in CSI: Crime Scene Investigation

2

Guest cast

• Roger Daltrey as Mickey Dunn

Episodes

No. overall	No. in season	Title	Directed by	Written by	Original air date	U.S. viewers (millions)
142	1	"Built to Kill (Part 1)"	Kenneth Fink	Story by: Sarah Goldfinger Teleplay by: David Rambo & Naren Shankar	September 21, 2006 (2006-09-21)	22.57
When an unidentified woman is found dead on the set of the famous show Kà by Cirque Du Soleil, the CSI must study the inner workings of the show to find out what happened. The team also investigates what seems to be a suicide at a party held by Sam Braun. After the cases are solved and closed, Catherine and Nick go out for a dance, but Catherine ends up in a serious situation. Grissom and Sofia then begin to investigate a murder where a detailed miniature model of the crime scene is found near the body.
143	2	"Built to Kill (Part 2)"	Kenneth Fink	Story by: David Rambo Teleplay by: Sarah Goldfinger & Naren Shankar	September 28, 2006 (2006-09-28)	23.77
Grissom and the team investigate the mysterious death of an aging rockstar. Catherine, at first trying to hide the fact that she might have been raped, realizes that someone is targeting her and her family when her daughter gets kidnapped.
144	3	"Toe Tags"	Jeffrey Hunt	Story by: Allen MacDonald & Carol Mendelsohn Teleplay by: Richard Catalani & Douglas Petrie	October 5, 2006 (2006-10-05)	21.51
The deceased victims in the CSI coroner's office give voice to their own murder investigations for the first time: a drowning victim found in an elevator investigated by Catherine, a woman who fell off a cliff investigated by Warrick, Sophia and Greg, a soldier stabbed just after returning from Iraq investigated by Nick, and two victims of a chainsaw massacre investigated by Grissom and Sara.
145	4	"Fannysmackin'"	Richard J. Lewis	Dustin Lee Abraham	October 12, 2006 (2006-10-12)	21.85
The team investigates a series of brutal tourist beatings that take place within the span of a few hours throughout the city, all done by a bizarre group of hooded people with strange physical features. The case gets personal for the CSI when one of their own is badly beaten trying to save one of the victims during an assault.
146	5	"Double-Cross"	Michael Slovis	Marlene Meyer	October 19, 2006 (2006-10-19)	20.49
Grissom and his team investigate the case of a woman found dead in a church. They soon discover evidence of a love triangle dating all the way back to the victim's high school years that could reveal who is responsible for her death.
147	6	"Burn Out"	Alec Smight	Jacqueline Hoyt	November 2, 2006 (2006-11-02)	20.77
When two young boys are reported missing, a known neighborhood sex offender, played by Alan Tudyk, is the primary suspect. In an attempt to extract his confession, Grissom asks for the pedophile's help in catching the boys' abductor. However, the case turns out to be much more complicated than Grissom or the rest of the CSI team ever expected.
148	7	"Post Mortem"	Richard J. Lewis	Story by: Naren Shanker Teleplay by: Dustin Lee Abraham & David Rambo	November 9, 2006 (2006-11-09)	20.83
When an elderly woman is murdered, the CSIs look to the neighbor and nephew as possible suspects. Mid-investigation, Grissom receives an exact miniature replica of the current crime scene, changing his thinking on the crime. Meanwhile, Greg faces an angry courtroom when he attends a hearing to ascertain his culpability in the death of a teenager he accidentally killed while defending himself against a mob.
149	8	"Happenstance"	Jean de Segonzac	Sarah Goldfinger	November 16, 2006 (2006-11-16)	24.11
The CSIs investigate the death of two identical twins within a two-hour time frame, on opposite sides of town. When the team discovers that the twins knew nothing of each other, they begin to wonder if the two cases are connected, or just a very bizarre coincidence.
150	9	"Living Legend"	Martha Coolidge	Story by: Carol Mendelsohn & Douglas Petrie Teleplay by: Douglas Petrie	November 23, 2006 (2006-11-23)	17.17
The Cadillac of an infamous 1970's mob boss, Mickey Dunn, is found in a lake after he disappeared years ago. Shortly afterwards, a string of murders occur in which the killers almost eagerly leave evidence of their appearance for witnesses and the CSIs. Furthermore, an old picture of the victims standing next to Dunn outside the Desert Inn casino is planted on their bodies. The team must then find out what the connection is between the murders, Dunn and a missing policeman.
151	10	"Loco Motives"	Kenneth Fink	Evan Dunsky & Anthony E. Zuiker	December 7, 2006 (2006-12-07)	23.25
Catherine and Brass find a man trapped in cement near a murder victim at a construction site. However, after being rescued and ruled a suspect, the man refuses to reveal his identity. Meanwhile, Nick, Warrick and Sofia investigate the death of an old woman found in her apartment with her head in an oven, but discover that she didn't die from inhaling gas. Grissom, Sara and Greg investigate a murder at a chicken processing plant which, after another miniature model of the crime scene in discovered, aids them in solving the previously unsolved murders.
152	11	"Leaving Las Vegas"	Richard J. Lewis	Story by: Allen MacDonald & Carol Mendelsohn Teleplay by: Allen MacDonald	January 4, 2007 (2007-01-04)	26.12
Catherine testifies in a murder trial in which a man is accused of murdering his own mother three years ago, but the suspect is found not guilty. Catherine, however, believes he did commit the crime and that he may also have killed two other people, so she and Nick set out to find the other victims. Catherine's probe leads to a small Nevada town where an elderly woman and her daughter were fatally stabbed and shot three years earlier. Back at the lab, Grissom prepares to leave on a four-week sabbatical.
153	12	"Sweet Jane"	Kenneth Fink	Kenneth Fink & Naren Shankar	January 18, 2007 (2007-01-18)	21.41
Catherine investigates the murder of a runaway teen whose naked body is found in a desert lot behind a hotel. Helping with the case is Mike Keppler (played by Liev Schreiber), an experienced CSI from Baltimore who is the newest hire on the day shift but is filling in temporarily on the night shift since Grissom is on sabbatical. Their investigation reveals the dead girl may be the victim of a serial killer whose slayings may go back decades.
154	13	"Redrum"	Martha Coolidge	Story by: Richard Catalani & David Rambo Teleplay by: Jacqueline Hoyt & Carol Mendelsohn	January 25, 2007 (2007-01-25)	21.17
Keppler persuades Catherine to help him fake a crime scene and deceive their colleagues in a controversial plan to catch the west coast's biggest illegal drug supplier, who is the leading suspect in the murder of an anti-drug assemblyman who was gunned down in the desert. Keppler concocts the plan when the suspect disappears and his trail grows cold after several weeks. Meanwhile, Sara and Greg investigate a heroin addict found dead in her apartment due to blunt force trauma.
155	14	"Meet Market"	Paris Barclay	Dustin Lee Abraham	February 1, 2007 (2007-02-01)	21.49
Nick and Keppler investigate the possible selling of body parts on the Black Market after they find a charred body of an ex-con in a welding shack with several body parts removed. The rest of the team investigates the death of a millionaire's wife, beaten to death with a champagne bottle in her home. Suspicion falls on the husband, who claims he found her after returning home early from a business trip.
156	15	"Law of Gravity"	Richard J. Lewis	Story by: Richard Catalani Teleplay by: Richard Catalani & Carol Mendelsohn	February 8, 2007 (2007-02-08)	22.52
Keppler finds himself having recurring nightmares about an incident many years ago in New Jersey, which get worse when a friend of his, a retired cop from Trenton and the father of his late girlfriend comes into town to visit. Soon, the bodies of a New Jersey police officer and a hooker are found shot to death in a hotel room, the left hand of the dead woman cut off. To Keppler's dismay, the one who found the bodies is none other than his friend. Back at the lab, Grissom returns from his sabbatical and learns about the friction caused by Keppler while he was away.
157	16	"Monster in the Box"	Jeffrey Hunt	Naren Shankar & Douglas Petrie	February 15, 2007 (2007-02-15)	22.71
Grissom is shocked when he opens a package sent to him while he was on sabbatical and finds a miniature crime scene inside, especially as the case of the previous miniatures was supposed to have been closed. Investigation reveals the murder depicted has not yet taken place but is likely to occur soon, so Grissom and the team work to analyze the miniature and find the real location before a tragedy can occur.
158	17	"Fallen Idols"	Christopher Leitch	Marlene Meyer	February 22, 2007 (2007-02-22)	21.78
Grissom and his team are discouraged when they find a pool of blood as they begin investigating the disappearance of a high school basketball star named Ryan and his cheerleader girlfriend. Grissom's quip that the young lovers may have run off to Mexico is soon quashed by the discovery of drops of blood by Ryan's vacant parking spot at the school. After finding a letterman jacket and cheerleading sweater in the field house and a pool of Ryan's blood nearby, the team tries to determine what went awry.
159	18	"Empty Eyes"	Michael Slovis	Allen MacDonald	March 29, 2007 (2007-03-29)	22.71
Six showgirls are murdered in their rented house and Sara is haunted by the dying words of the last victim, as she dies in Sara's arms. The investigation reveals the women's necks were slashed with a knife and that Warrick believes he knows one of the victims. Also, Greg gets some disturbing information from Grissom about the civil suit filed against him.
160	19	"Big Shots"	Jeff Woolnough	Dustin Lee Abraham	April 5, 2007 (2007-04-05)	21.69
While Grissom, Nick and Greg investigate the murder of a thug gunned down in a limo, they discover that the case has ties to the brother of the man Greg killed in self-defense. Meanwhile Catherine and Warrick investigate the death of a woman who was dragged behind a moving vehicle. As both cases are investigated the team discover that they are related.
161	20	"Lab Rats"	Brad Tenanbaum	Story by: Sarah Goldfinger & Naren Shanker Teleplay by: Sarah Goldfinger	April 12, 2007 (2007-04-12)	22.18
Grissom sends the team out with new cases and goes to spend the evening in autopsy. While he's gone, Hodges takes over his office and assembles a team leading them to believe that Grissom wants them to work on the miniature killer case. Hodges makes a connection that helps Grissom; all the cases involved bleach.
162	21	"Ending Happy"	Kenneth Fink	Evan Dunsky	April 26, 2007 (2007-04-26)	20.20
In their attempt to identify the murderer of a has-been boxer who lived among a group of prostitutes who detested him, the team must establish which one of several life-threatening acts enacted against him that night actually killed him.
163	22	"Leapin' Lizards"	Richard J. Lewis	Story by: Carol Mendelsohn & David Rambo Teleplay by: David Rambo	May 3, 2007 (2007-05-03)	19.02
During a shootout with the police, a suspect in the kidnapping and possible murder of a blackjack dealer and her husband takes his own life. Searching his ranch, the CSIs find the kidnapping victim's head mounted onto a plaque, but no sign of her husband. As the investigation continues, it is revealed that the dead suspect and several others connected to him belonged to a strange cult in which it is believed that certain people are secretly intelligent reptilian creatures set on conquering mankind.
164	23	"The Good, the Bad, and the Dominatrix"	Alec Smight	Jacqueline Hoyt	May 10, 2007 (2007-05-10)	18.75
Lady Heather returns when she is found injured after a meeting with a client. She was assaulted, but she didn't react in self defense. When Brass and Catherine come back to the crime scene, they find one of the security guards dead. Meanwhile, Nick and Warrick investigate when the body of a woman is found on a street; further investigation reveals that she was hit in the head by a car.
165	24	"Living Doll"	Kenneth Fink	Sarah Goldfinger & Naren Shankar	May 17, 2007 (2007-05-17)	20.45
The CSI team learns that the miniature killer is a female and they manage to figure out who she is and interview her father. Before they can locate her, Sara disappears and Grissom finds a miniature of her death. Grissom tells the team about his relationship with Sara and they catch the killer, but she will not give up the location of Sara.