A bored Holmes forces his investigative services onto Watson when she tries to locate a woman who has been missing for five years. The only clue is the smell of nutmeg at the site of her disappearance. Meanwhile, Joan's bond with her long-distance boyfriend is tested when a man from her past reappears and asks for her help.moreless
Sherlock takes on the case of a stolen artificial intelligence software program, but seeks out Joan when he'd rather disprove the computer's abilities than find the thief. Joan meets Sherlock head-on when she finds out he's met with Andrew without telling her.moreless
A math genius, who is part of Sherlock's network of "irregulars" experts, stumbles upon a body while participating in a math puzzle competition. Meanwhile, Joan reaches out to Kitty, after she learns about Kitty's past.moreless
Holmes and Watson join forces to investigate a double homicide, but Kitty gets jealous of their rapport and allows it to override her better judgment in the case.
Season 3 begins with Holmes returning to New York City with a new apprentice and a renewed interest in working with the NYPD after being fired by London's MI6. Unfortunately, Joan, the NYPD's new go-to private investigator, must give her approval first before Sherlock can resume consulting for the department.moreless
A TV star is murdered in his dressing room, and the investigation plunges Carrie and Al into the disturbing world of celebrity obsession.
Season 3 ends with Carrie being unable to utilize her perfect memory after an assassin slips her a potentially fatal dose of poison that attacks her brain. Al and the team desperately search for an antidote.moreless
Carrie and Al investigate the murder of a high-end matchmaking service employee and discover the victim had many secrets. As they uncover each one, the suspect list grows longer.
Carrie conducts a secret investigation when Homeland Security takes over a bombing case from Major Crimes and concludes that it is tied to terrorism. Meanwhile, Joanne makes friends with Cherie's daughter Maya.
The murder of a CEO leads Carrie and Al to dig into the secrets of students and faculty at an elite prep school where the victim's child attended.
Carrie and Al's investigation into the death of a college dropout takes a surprising turn when they discover he had been living in an off-the-grid community on an abandoned island near Manhattan.
Eliot is forced to face his past and current demons when one of his oldest friends, who was a campaign manager for a mayoral candiate, is murdered.
A parolee Al helped put in jail is murdered and Internal Affairs targets him as the prime suspect in the case. Meanwhile, Carrie conducts an off-the-books investigation to prove Al is innocent.
Carrie and Al must find the connection between a murdered Coast Guard officer, an explosion on a chartered boat that killed a famous chef and a missing block of C-4.
A city official is murdered and Carrie recognizes the victim as someone she played poker with at an underground casino. She then puts her career on the line by admitting her illegal activities and volunteering to go back to the tables undercover.moreless
A reporter who broke a scandalous story about the director of the NSA is murdered. Meanwhile, Simms returns to assist Carrie and Al reconnects with an old girlfriend.
Carrie and Al investigate when a championship boxer is beaten to death. The probe focuses on the victim's past and why he apparently didn't defend himself or fight his attacker.
Season 3 begins with Carrie and Al working with the Secret Service on a murder investigation. The probe uncovers a counterfeiting ring that is run by an assassin.
At Carrie's high school reunion, one of her classmates is murdered and Carrie searches her memories of high school for clues.
As Holmes and Watson work a standard murder investigation, they encounter MI-6 and find the case has international and political inferences. Watson re-examines her relationships with Mycroft and Sherlock.
When Carrie and Elliott are attending a party sponsored by the mayor, a group of criminals seizes control of the building, and demand a hefty ransom. It is up to Carrie to thwart their plans by playing from the Die Hard book.moreless
A murdered body washes ashore in the Hamptons, and Carrie and Al's boss offers them a "paid vacation" in his beautiful Southampton cottage, in order to help local law enforcement find the killer, who may or may not be related to a previous serial killer.moreless
A surprise visit from Sherlock's brother Mycroft leads to discord between Holmes and Watson. Meanwhile, Sherlock and Joan investigate a missing person's case that takes them into the world of unmanned aeronautics.
Holmes and Watson chase the source of a lethal toxin after a pickpocket dies of anthrax poisoning.