Don and the team must protect high-profile activist Benjamin Polk at a political rally, but it soon becomes a manhunt when they search for a sniper trying to kill Polk. Also, Charlie awaits an answer from Amita about his marriage proposal. Gary Cole ("Entourage," "The West Wing") Guest Stars as Shepard Crater, The Man Suspected of Trying to Hunt Down the Political Activist the Team Is Protecting.
602: Friendly Fire
When two FBI agents, part of a unit headed by Don's former mentor, are killed during a shootout with bank robbers, the team must investigate what exactly happened. Also, Charlie and Amita worry when Larry opts not to attend a conference in Geneva. Los Angeles Lakers Star Jordan Farmer Returns, Guest Starring as Himself.
The team searches for a geneticist's daughter who they suspect was abducted by her unstable mother, but become more concerned when they think the young girl may be a clone. Also, Charlie and Amita talk about having kids, and Liz reveals a dark secret. Tony Hale ("Arrested Development," "Chuck") Guest Stars as Russell Lazlo, an Erratically Brilliant Biotech Professor Helping the Team on the Case.
While tracking down a felon running a heroin ring inside a prison, Agent Ian Edgerton becomes a murder suspect when the informant he meets with ends up dead, sending a desperate Edgerton over the edge when he takes a member of Don's team hostage. Lou Diamond Phillips ("La Bamba," "Stargate Universe") Returns as Agent Ian Edgerton. Guest Stars Include Christopher McDonald ("Happy Gilmore," "Family Law") as U.S. Marshal Frank Thompson and Missi Pyle ("Heroes") as U.S. Marshal Janet Galvin, Who Are Both Involved in the Edgerton Investigation.
609: Con Job
When robbers hit a diamond exchange and take hostages, Don and the team find an unlikely ally in convict John Buckley, who may help the team's investigation when they believe the men are copying Buckley's criminal strategies. Fisher Stevens ("Lost") Returns as Convicted Bus Hijacker John Buckley.
Don and the team try their luck at investigating the theft of scratch-off lottery tickets, but the stakes are raised when one of the culprits killed at a botched robbery turns out to be a former lottery winner. Guest Stars Include Michael O'Neill ("Transformers," "The West Wing") as California Lottery Security Supervisor Boyd Keene; Nicole Sullivan ("Rita Rocks," "MADtv") as Eccentric Lottery Agent Nancy Hackett; and Allison Smith ("The West Wing," "Kate & Allie") as Sara Lewis, a Financial Advisor Working with Lottery Winners.
612: Arm in Arms
The team searches for a lost shipment of high-caliber firearms when one of the weapons is responsible for random killings throughout the city. Also, Charlie and Amita disagree on a wedding date while Don re-evaluates his relationship with Robin. Guest Stars Include James Remar ("Dexter," "Sex and the City") As Weapons Dealer Randall Priest, and Jon Seda ("Close to Home," "Homicide: Life on the Street") As Arms Broker Lonnie Moses. John Cariani ("Law & Order") Reprises His Role As Professor Otto "Otto-Bahn" Bahnoff.
613: Devil Girl
The team searches for a serial killer who is targeting men who solicit prostitutes. Also, Colby and Nikki deal with the aftermath of a car crash when they have an accident during the investigation. Tony Hale ("Arrested Development," "Chuck") Reprises His Role as Eccentric Biotech Professor Russell Lazlo. Guest Stars Include Clea DuVall ("Heroes," "Carnivàle") as Melanie Bailey, the Sister of a Murdered Prostitute, and Anna Camp ("True Blood") as Escort Siouxsie Dark.
614: Amd the Winner Is...
The team gets a taste of the limelight when they search for jewels worth millions that have been stolen during an awards show broadcast. Also, Don revisits an old case that is haunting him, and Larry returns from his adventure in the desert. Guest Stars Include Marilu Henner ("Evening Shade," "Taxi") as Actress Regina Landers, William Katt ("The Greatest American Hero") as Action Star Sven Regal and Stephen Spinella ("Desperate Housewives," "24") as Jeweler-to-the-Stars Hans Stollbach.
615: Growin' Up
The team investigates the deaths of two men who were part of a group of friends that had been sexually assaulted by a teacher when they were young boys. Also, Charlie and Amita get a fantastic job opportunity that could put a wrinkle in their wedding plans. Guest Stars Include Moira Kelly ("One Tree Hill," "The West Wing") as Television Reporter Mary Paulson and Alan Ruck ("Spin City," "Ferris Bueller's Day Off") as Former Teacher and Sex Offender Arnold Winslow.