Joan Watson Videos

On the next episode of CBS's ELEMENTARY, titled 'The Marchioness" - Sherlock's brother (Rhys Ifans), Mycroft, arrives in New York and enlists Holmes and Watson to help solve a case involving his former fiancee.

On the next episode of CBS's ELEMENTARY titled 'An Unnatural Arrangement,' when Captain Gregson's home is invaded, Holmes and Watson work to find the masked gunman before he strikes again.

On the next episode of CBS's ELEMENTARY titled 'An Unnatural Arrangement,' when Captain Gregson's home is invaded, Holmes and Watson work to find the masked gunman before he strikes again.

On tonight's episode of CBS's ELEMENTARY titled 'Ancient History,' Holmes and Watson find themselves digging through the dark world of the mob to find a killer when they discover the body of a former assassin.

On tonight's episode of CBS;s ELEMENTARY titled 'Poison Pen', when the CEO of a financial consulting company is poisoned to death, Holmes and Watson are called upon to track down the killer.

On the next episode of CBS's ELEMENTARY titled "Poison Pen", when the CEO of a financial consulting company is poisoned to death, Holmes and Watson are called upon to track down the killer.

Actress Lucy Liu stopped by LATE SHOW WITH DAVID LETTERMAN on CBS last night to chat about the new season of her drama series 'Elementary.' Check out the appearance below!

On tonight's episode of CBS's ELEMENTARY titled 'We Are Everyone,' when Holmes and Watson set out to track down a civil contractor who leaked classified information, their lives are disrupted when they are targeted by the group of cyber-activists protecting him.

On the next episode of CBS's ELEMENTARY titled 'Solve for X,' when a well-respected mathematician is found dead, Holmes and Watson set out to solve a murder and the purpose of the highly guarded equation he was trying to decipher.

On the second season premiere of CBS ELEMENTARY titled 'Step Nine,' Holmes and Watson travel to London to help track down an old mentor and investigate an unsolved mystery.

On tonight's episode of CBS's ELEMENTARY titled 'The Woman and the Heroine,' as Sherlock reels at the reappearance of his former lover, Irene Adler, a series of flashbacks unravel the tumultuous events that led to his downfall into addiction. Get a sneak peek below!

On the second Season Finale of CBS's ELEMENTARY titled "The Woman" and "Heroine", as Sherlock reels at the reappearance of his former lover, Irene Adler, a series of flashbacks unravel the tumultuous events that led to his downfall into addiction. Get a sneak peek below!

On tonight's episode of CBS's ELEMENTARY titled 'Risk Management, ' Sherlock agrees to take a case from a man claiming to be Moriarty, hoping it will bring him closer to finding his nemesis. Get a sneak peek below!

On tonight's episode of CBS's ELEMENTARY titled 'A Landmark Story,' Sherlock resumes his hunt for Moriarty when Sebastian Moran reveals that a man who was thought to be dead from a heart attack was actually on the list of intended victims from Moriarty. Get a sneak peek below!

On the next episode of CBS's ELEMENTARY titled "A Landmark Story" - Sherlock resumes his hunt for Moriarty when Sebastian Moran reveals that a man who was thought to be dead from a heart attack was actually on the list of intended victims from Moriarty. Get a sneak peek below!

On tonight's episode of CBS's ELEMENTARY titled Dead Man's Switch, Sherlock and Joan hunt for the accomplice of a murdered blackmailer who targeted families of rape victims. Meanwhile, Sherlock resists celebrating his first year of sobriety. Get a sneak peek below!

On the next episode of CBS's ELEMENTARY titled "Dead Man's Switch", Sherlock and Joan hunt for the accomplice of a murdered blackmailer who targeted families of rape victims. Meanwhile, Sherlock resists celebrating his first year of sobriety. Get a sneak peek below!

On tonight's episode of CBS's ELEMENTARY titled 'Deja Vu All Over Again,' Joan takes her first solo case: the disappearance of a woman who left her husband a tearful break-up video that mentioned a murder on a subway platform. Get a sneak peek below!

On the next episode of CBS's ELEMENTARY titled 'Deja Vu All Over Again' - Joan takes her first solo case: the disappearance of a woman who left her husband a tearful break-up video that mentioned a murder on a subway platform. Get a sneak peek below!

Below, get a sneak peek at the next episode of CBS's ELEMENTARY titled 'Possibility Two,' airing Thursdays (10:00-11:00 PM ET/PT) on the CBS Television Network.