
Sherlock is a British television crime drama that presents a contemporary update of Sir Arthur Conan Doyle's famous detective stories. Set in 21st-century London, the series follows the eccentric consulting detective Sherlock Holmes as he solves complex and baffling cases alongside his friend and flatmate, Dr. John Watson, a war veteran lately returned from Afghanistan. Utilizing modern technology such as text messaging, the internet, and GPS, Sherlock navigates a world of high-stakes crime with his unique powers of observation and deduction. Throughout the series, Sherlock and John clash with and assist Scotland Yard—primarily Detective Inspector Greg Lestrade—while dealing with the looming shadow of Sherlock's equally brilliant but politically entrenched brother, Mycroft. The overarching conflict of the series centers on Sherlock's psychological and intellectual battles with his nemesis, Jim Moriarty, a criminal mastermind who orchestrates chaos purely for his own amusement. As the series progresses, themes of loyalty, trauma, and the true nature of friendship are deeply explored against a backdrop of labyrinthine mysteries.
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Television Guide
Dr. John Watson returns from military service in Afghanistan and meets the eccentric consulting detective Sherlock Holmes. Together, they tackle a string of seemingly unrelated serial suicides and navigate their new living arrangement at 221B Baker Street, leading up to an explosive confrontation with a mysterious criminal mastermind.
Sherlock and John face legendary adversaries from the canon, including a blackmailer of high society, a chilling encounter with the dominatrix Irene Adler, and a final, deadly intellectual chess match against Jim Moriarty that ends with Sherlock leaping to his apparent death.
Two years after his supposed death, Sherlock dramatically returns to London to reunite with a grieving and shocked John Watson. As John attempts to move on with his life and marriage to Mary Morstan, the duo must investigate a terrorist underground network controlled by the media magnate Charles Augustus Magnussen.
Ensemble
Sherlock and John confront their deepest traumas and darkest secrets as the dark past of the Holmes family comes back to haunt them. They must unravel a complex psychological puzzle engineered by Eurus Holmes, Sherlock's long-lost, highly dangerous sister.
as DI Greg Lestrade