Elementary

When Holmes faces criminal charges in the aftermath of his recent violent behavior and relapse, his powerful father (John Noble) arrives in New York to fix his estranged son's legal difficulties by any means necessary.

When Morland offers to use his influence to have Sherlock and Joan reinstated as consultants to the NYPD, Sherlock's mistrust of his father makes him question his motivation to help.

When Sherlock finds himself distracted by his father's ongoing presence in New York City, he offers to help Morland resolve a work issue in exchange for his prompt departure home.

When Holmes and Watson investigate the murder of a fertility lab technician, they discover the woman had a secret personal life that leads them to multiple suspects.

When an archeologist is murdered, Holmes and Watson believe the man may have been killed for what he discovered during his last excavation in a local landfill.

Morland offers to act as one of his son's "Irregular" consultants so that he can lend Sherlock and Joan his considerable resources to help them solve a case.

When Watson's stepfather (John Heard) writes a crime novel based on her work with Holmes without her knowledge, an underlying issue in their relationship is revealed.

Holmes and Watson investigate a homicide in which the victim was murdered in a manner reminiscent of the crimes of an infamous, and already incarcerated, serial killer.

Holmes and Watson search for a computer hacker responsible for three murders, including the death of a Russian billionaire who was visiting New York City.

Holmes' tentative reconciliation with his father suffers a setback when Holmes and Watson discover Morland has been keeping a secret that threatens all of their safety.

Holmes and Watson must search for a killer without any physical evidence to aid them after a bomb is detonated in the New York City morgue.

Captain Gregson's colleague from Narcotics asks Holmes to orchestrate the perfect heist inside the heavily armed and virtually impenetrable compound of a drug-dealing biker gang.Betty Gilpin guest stars.

Sherlock and Joan search for a murderer who used poisonous mushrooms to kill a botany professor and a group of the instructor's students. Richard Kind guest stars.

When Holmes' investigation into the attempt on Morland's life pushes their strained relationship to the breaking point, the identity of Sherlock's mother is revealed.

When Watson runs into Captain Gregson and his secret girlfriend (Virginia Madsen), a former NYPD officer, she inadvertently sets the couple's breakup in motion. Virginia Madsen guest stars.

At the urging of Morland's wealthy associate, Henry Baskerville (Tom Everett Scott), Holmes and Watson look into the death of his brother and discover that a witness saw the man chased to his death by a large, glowing animal too fantastic to be real.

When a man who secretly fought crime dressed as a popular comic book superhero is murdered, Holmes and Watson must discover his real identity before they can find his killer.

When a survivalist doctor goes missing, Holmes and Watson must determine whether he's purposely gone off the grid or if he's a victim of foul play.

A mysterious woman who organizes illegal, high-stakes poker games arrives on Holmes and Watson's doorstep and tells them her life is in danger claiming to be a former associate of Mycroft, Sherlock's brother.

As Holmes and Watson investigate a woman's murder, they discover her death is linked to a piece of artwork that has ties to a crime that was committed when she was in college.

When Holmes and Watson are pulled into a double-homicide investigation, they discover the victims were staging a fake murder right at the moment they were killed.

Sherlock's father, Morland (John Noble), becomes Sherlock and Joan's prime suspect in a murder investigation after one of his employees is killed under the guise of a robbery.

When Holmes and Watson discover the perpetrator behind the attempt made on Morland's (John Noble) life, they find a shocking connection to themselves.

Holmes and Watson's lives are threatened by an influential, worldwide criminal network connected to the murder attempt on Morland Holmes (John Noble).