No. in
series |
No. in
season |
Title |
Directed by |
Written by |
Original air date |
U.S. viewers
(millions) |
| 230 |
1 |
"Shock Waves" |
Alec Smight |
David Weddle & Bradley Thompson |
September 23, 2010 (2010-09-23) |
14.69[8] |
| The eleventh season of CSI begins where the team is concerned for Langston after he is stabbed by serial killer Nate Haskell (Bill Irwin). Meanwhile, a bombing occurs at a police funeral. Although they solve the bombing, a bomb trap is set for the CSIs and the case is unsolved. Justin Bieber guest stars as Jason McCann. |
| 231 |
2 |
"Pool Shark" |
Michael Nankin |
Dustin Lee Abraham |
September 30, 2010 (2010-09-30) |
13.41[9] |
|
A woman is attacked by a shark at the Golden Nugget Casino pool. The main suspect is the owner of the rival casino. Also, a scuba diver is found dead in a shark aquarium. Elliot Gould, Holly Madison, Deadmau5, and Method Man guest star.
Final Appearence: Liz Vassey |
| 232 |
3 |
"Blood Moon" |
Brad Tanenbaum |
Treena Hancock & Melissa R. Byer |
October 7, 2010 (2010-10-07) |
12.50[10] |
| A convention of vampires and werewolves is featured. A member of the Vampire Cult is decapitated and the CSIs plunge into a world of creeds and a legendary rivalry between these mythological creatures. |
| 233 |
4 |
"Sqweegel" |
Jeffrey Hunt |
Story: Anthony E. Zuiker
Teleplay: Carol Mendelsohn & Anthony E. Zuiker |
October 14, 2010 (2010-10-14) |
14.45[11] |
| Sqweegel is the forensic-proof serial killer from the first Level 26 novel, Dark Origins (by CSI creator Anthony Zuiker), who kills people who have secrets and tries to get them to confess to something they have done in order to stay alive. Although the final attack is averted, Sqweegel escapes and the case remains unsolved. Ann-Margret guest stars. |
| 234 |
5 |
"House of Hoarders" |
Alec Smight |
Christopher Barbour |
October 21, 2010 (2010-10-21) |
14.96[12] |
| In this episode, the CSIs visit a hoarder's house, where they find more than one body. Annie Wersching guest stars. |
| 235 |
6 |
"Cold Blooded" |
Louis Shaw Milito |
Tom Mularz |
October 28, 2010 (2010-10-28) |
14.27[13] |
| A body of a college student is found in the desert and appears to have been punctured by dinosaur teeth, meanwhile the shooting of a business man leads the CSIs to two teen murders that happened five years ago. The CSIs visit the touring Walking With Dinosaurs Live production and find blood on the teeth of the animatronic T-rex. |
| 236 |
7 |
"Bump and Grind" |
Michael Nankin |
Don McGill |
November 4, 2010 (2010-11-04) |
13.96[14] |
| The CSIs try put a body back together, after it is literally shredded. |
| 237 |
8 |
"Fracked" |
Martha Coolidge |
David Weddle & Bradley Thompson |
November 11, 2010 (2010-11-11) |
12.99[15] |
| The CSIs investigate after several sources for a newspaper article of illegal natural gas dumping are found dead. The murderer is found dead, a victim of a hit and run, and they are unable to find who did it, leaving the case unsolved. |
| 238 |
9 |
"Wild Life" |
Charles Haid |
Treena Hancock & Melissa R. Byer |
November 18, 2010 (2010-11-18) |
14.15[16] |
| The sky is falling, or at least people are. Ray, Catherine, and Nick try to figure out if it was murder or suicide when a man is found dead after falling from a hotel. Across town, Sara and Greg investigate a case where an elderly woman falls through her table and her husband dead in the shower. The only two witnesses to the crime are an uncooperative cat and a parrot who pleads the Fifth. |
| 239 |
10 |
"418/427" |
Frank Waldeck |
Michael Frost Beckner |
December 9, 2010 (2010-12-09) |
13.17[17] |
| The wife of an FBI agent is murdered. The FBI agent had been chasing a serial pedophile, who is suspected of kidnapping the agent's children. |
| 240 |
11 |
"Man Up" |
Alec Smight |
Michael F.X. Daley |
January 6, 2011 (2011-01-06) |
14.22[18] |
| A woman is strangled and found in a garbage bin. Trevor Donovan (90210) and comedian Carrot Top guest star. |
| 241 |
12 |
"A Kiss Before Frying" |
Brad Tanenbaum |
Evan Dunsky |
January 20, 2011 (2011-01-20) |
14.34[19] |
| The CSIs find a body with burn marks. Dita Von Teese guest stars. |
| 242 |
13 |
"The Two Mrs. Grissoms" |
Steven Felder |
Story: Christopher Barbour
Teleplay: Treena Hancock & Melissa R. Byer |
February 3, 2011 (2011-02-03) |
13.98[20] |
| A night full of celebration ends with a bang when the director of a scholarship foundation for the deaf is killed by a deadly car bomb, prompting Sara to interrogate the students and faculty of the college where her mother-in-law works. Marlee Matlin guest stars and William Petersen makes an uncredited appearance as Gil Grissom. |
| 243 |
14 |
"All That Cremains" |
Jeffrey Hunt |
Dustin Lee Abraham |
February 10, 2011 (2011-02-10) |
12.64[21] |
| The Crime Scene crew investigates the gruesome murder of a high-powered, widowed lawyer, while Ray faces that it is time to move on from his old life when his wife (portrayed by guest star Tracee Ellis Ross) comes to Vegas. With a guest appearance by Christina Milian as Sydney Preston. |
| 244 |
15 |
"Targets of Obsession" |
Alec Smight |
David Weddle & Bradley Thompson |
February 17, 2011 (2011-02-17) |
13.29[22] |
| While Langston testifies against Nate Haskell, Nick is warned that he is in danger, but cannot tell him who or why without putting him self in even more danger. The team gets trapped in a rigged warehouse, and the bomb is disarmed. However a secondary bomb goes off. Realizing it was set by Jason McCann, they set up a road block for his escaping vehicle. In the stand-off that ensues, McCann is killed. Nate Haskell escapes from prison. Justin Bieber guest stars as Jason McCann. |
| 245 |
16 |
"Turn On, Tune In, Drop Dead" |
Paul McCrane |
Tom Mularz |
February 24, 2011 (2011-02-24) |
12.41[23] |
| The CSIs must deal with two bodies which are not dead after all. Keegan Allen guest stars as one of the not dead bodies and Howard Hesseman as a professor who 1970s research seems linked. |
| 246 |
17 |
"The List" |
Louis Milito |
Richard Catalani |
March 10, 2011 (2011-03-10) |
13.39[24] |
| The team investigates the prison murder of a cop, Vance, who was incarcerated for murdering his wife, but believed he was framed. |
| 247 |
18 |
"Hitting for the Cycle" |
Alec Smight |
Daniel Steck & Richard Catalani |
March 31, 2011 (2011-03-31) |
12.76[25] |
| The CSIs try to solve a connection, involving a homicide, suicide, accidental, and natural deaths, which all happen in one shift. |
| 248 |
19 |
"Unleashed" |
Brad Tanenbaum |
Ed Whitmore & Anthony E. Zuiker |
April 7, 2011 (2011-04-07) |
13.06[26] |
| Ray and Sara visits Grissom's friend, "Lady Heather", to solve a strange case involving a woman who is mauled to death by a mountain lion; Meanwhile, Nick and Brass investigate the suicide of a 17 year old pregnant woman who was a victim of severe cyberbullying. Guest stars Brooke Anne Smith as Maria Diorio. |
| 249 |
20 |
"Father of the Bride" |
Frank Waldeck |
Evan Dunsky |
April 28, 2011 (2011-04-28) |
10.84[27] |
| As the notorious Nate Haskell sends a threatening video to the father of one of his brides threatening to kill her, the CSI team must catch him. Sofia Curtis returns to help out, as she is now the Deputy Chief. Also guest stars Tracee Ellis Ross. |
| 250 |
21 |
"Cello and Goodbye" |
Alec Smight |
Christopher Barbour & Don McGill |
May 5, 2011 (2011-05-05) |
10.67[28] |
| While the LV CSI continues to search for Haskell, Ray's ex-wife (guest star Tracee Ellis Ross) is kidnapped and Haskell leaves a message written in blood drawing the team to Los Angeles. Elisabeth Harnois appears as LAPD CSI Morgan Brody, the daughter of Conrad Ecklie. |
| 251 |
22 |
"In a Dark, Dark House" |
Jeff Hunt |
Tom Mularz |
May 12, 2011 (2011-05-12) |
11.77[29] |
| Ray has tracked Haskell back to his childhood house and now squares off against the notorious "Dick & Jane" Killer. Desperate to save his ex-wife (guest star Tracee Ellis Ross) before it is too late, Ray prepares to settle his score with Haskell once-and-for-all. |