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Solving the Equation
Watch Elementary Season 2 Episode 2
"Solve for X"
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Holmes investigates when a secret equation may have let to a mathematician being murdered and Watson faces a challenge with a former patient's son on Elementary.

Rhys Ifans as Mycroft
Watch Elementary Season 2 Episode 1
"Step Nine"
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Holmes and Joan are off to London for the Sherlock Season 2 premiere. Elsewhere, Rhys Ifans debuts as Mycroft.

Moriarty's Crosshairs
Watch Elementary Season 1 Episode 22
"The Women; Heroine"
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In Elementary's first season finale, Sherlock must deal with the memories of his drug addiction and the return of his lover Irene while Moriarty comes after Holmes and Joan.

Is It Moriarty?
Watch Elementary Season 1 Episode 21
"Risk Management"
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Sherlock deals with a person claiming to be Moriarty and his former lover Irene Adler on Elementary.

The Actuary
Watch Elementary Season 1 Episode 20
"A Landmark Story"
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Holmes goes on the hunt when he learns a series of murders may be linked back to Moriarty on Elementary.

The Blackmailer's Accomplice
Watch Elementary Season 1 Episode 19
"Dead Man's Switch"
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When a blackmailer who targeted the families of rape victims is murdered, Sherlock tries to find his accomplice on Elementary.

Preventing a Heist
Watch Elementary Season 1 Episode 18
"Snow Angels"
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With a blizzard raging outside, Sherlock and Joan attempt to stop the heist of the largest cash vault in the country on Elementary.

Teaching Watson
Watch Elementary Season 1 Episode 17
"Possibility Two"
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After initially turning down a wealthy business man who thinks someone has given him a hereditary disease Sherlock and Watson take his case after a scientist who agree it was possible to give the disease was murdered.

Joan's Investigation
Watch Elementary Season 1 Episode 17
"Deja Vu All Over Again"
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Joan searches for a woman who vanished during her first solo investigation on Elementary.

Gregson & Sherlock Investigate
Watch Elementary Season 1 Episode 16
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On Elementary, when someone attacks Detective Bell, Holmes investigates but the lead suspect ends up dead.

Watch Elementary online as the world's greatest detective, Sherlock Holmes, solves crimes in New York City. The cast includes Johnny Lee Miller (Sherlock Holmes), Lucy Liu (Joan Watson), Aidan Quinn (Captain Thomas Gregson), Jon Michael Hill (Detective Marcus Bell), Natalie Dormer (Irene Adler/Moriarty) and Rhys Ifans (Mycroft Holmes). Elementary is an modern twist on the beloved and classic Sherlock Holmes by Sir Arthur Conan Doyle. In this version, Sherlock relocates to New York City after completing rehab. Watson is a former surgeon and his sober companion. And, oh yeah, she's also a woman. Watch Elementary online, as Sherlock and Joan partner with Captain Gregson and Detective Bell of the NYPD to solve unusual crimes. Sherlock is abrasive and Joan is soothing. Between the two of them, criminals don't stand a chance. Some of the iconic characters, such as Irene Adler, Moriarty, Lestrade and Mycroft, show up to aid or hinder Sherlock's investigations. Elementary is a welcome update on a classic character. Johnny Lee Miller is perfect as Sherlock Holmes, switching effortlessly between cockiness and vulnerability. Watch Elementary online and see if you can spot the killer before Sherlock and Watson do.