Joan worries Sherlock's sobriety is at risk when she learns he has been lying to her about attending recovery meetings. Meanwhile, the sleuths discover a man's death that was caused by ingesting poisoned sausage is connected to a lab working on a breakthrough in the artificial meat industry.moreless
Holmes and Watson investigate a mass murder when a chef and his patrons are poisoned after dining on a tasting menu tainted with snake venom. Meanwhile, Bell's crush on a work colleague makes Sherlock realize his relationship with Fiona is at an important crossroads.moreless
Holmes and Watson investigate a double homicide and discover the victims were staging a fake murder at the moment they were killed. Meanwhile, Joan's inside man at Morland's office encounters a problem that threatens to expose her spying to Holmes and his father.moreless
At the urging of Morland’s wealthy associate, Henry Baskerville, Holmes and Watson investigate the bizarre death of his brother who was reportedly chased to death by a large, glowing animal too fantastic to be real. Trauma from the bombing at the morgue begins to negatively impact ME Hawes’ work.moreless
Watson discovers Capt. Gregson's secret relationship with a former female NYPD officer and inadvertently sets the couple's breakup in motion. Meanwhile, Holmes investigates the murder of a wealthy woman who left her vast estate solely to a beloved dog.moreless
Holmes and Watson search for a killer without any physical evidence to help them after a bomb explodes in the New York City morgue. Meanwhile, Joan grows suspicious when a detective she is in a grudge match with asks her to consult on a case.moreless
Holmes and Watson investigate a homicide in which the victim was murdered in a manner reminiscent of crimes committed by an infamous and already incarcerated serial killer. Meanwhile, Bell gets tutored by Sherlock and Joan for a police sergeant's exam that could lead to a promotion and a post at another precinct.moreless
A rendezvous with a teacher is planned by a high-school student, but the situation turns much more dangerous for the teen.
Holmes and Watson's latest investigation involves the murder of an archeologist who they think was killed by what he discovered in a local landfill during his last dig. Sherlock and Alfredo's relationship hits a rough patch.moreless
Sherlock offers to help his father resolve a work issue in exchange for his prompt departure from New York City. Meanwhile, Holmes and Watson investigate the murders of two men who looked alike. The probe leads them into the world of facial recognition technology.moreless
Holmes and Watson join the manhunt to find the murderer of two New York City paramedics and the woman he abducted. Important information learned about Alfredo, strains his relationship with Holmes.
Holmes and Watson investigate the murder of a professional skeptic who debunked paranormal, religious and scientific phenomenon for a living. The probe uncovers a potential threat to homeland security. Meanwhile, Gregson's daughter asks Joan for help with a case.moreless
Holmes and Watson investigate a murder where the victim was flash-frozen at the time of death. Watson's mother puts Joan in an awkward position by asking her to confront her brother about his affair.moreless
Watson joins Holmes and Kitty to search for a missing nurse she used to work with. The investigation leads them to another person who recently disappeared.
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.
Holmes and Watson investigate when an influential cancer researcher is murdered. They must figure out if his new cutting-edge invention played any part in his death. Detective Bell is given clearance to resume field work.moreless
The murder of beautiful woman, linked to a billionaire CEO, catches the attention of Holmes and Watson. Mycroft does his best to convince Sherlock to move back to London.
When Holmes and Watson discover an assassin's body, they must delve through the mob world for an answer. Watson helps a friend find the man of her dreams.
Danny and Erin collaborate on a cold case involving a girl who was attacked by her boyfriend who was never convicted. A friend of Jamie's sues Danny's friend after an injury at a pick-up basketball game.moreless
Hank figures out what his relationships have been all about while Divya's short romance has an unexpected outcome.
Jimmy finds himself in trouble when a dying witness fingers him for the murders in the woods. Chalky's deal with Nucky hits trouble when his driver is lynched. Margaret gets a job at a boutique.moreless
Nucky is paid a visit by Agent Van Alden who feels a crime is being pinned on a scapegoat and wants some answers, forcing Nucky to close ranks on all his operations. He visits his old mentor, Commodore Louis Kaestner regarding the womens right to vote and later meets with Margaret Shroeder, still recovering from the beating she received from her now deceased husband, who has asked for help with her children.moreless
On the eve of Prohibition, January, 1920. Nucky Thompson, Atlantic City's Treasurer, condemns alcohol at a Temperance League meeting for women, however, behind closed doors he is telling his ward bosses about the huge amounts of cash they could get selling bootleg liquor.