Last episode
The Cobalt Fissure
s02e20 · 2026-05-04 · 01:59
What it is
In Watson a year after the death of his friend and partner Sherlock Holmes at the hands of Moriarty, Dr. John Watson resumes his medical career as the head of a clinic dedicated to treating rare disorders. Watson's old life isn't done with him, though — Moriarty and Watson are set to write their own chapter of a story that has fascinated audiences for more than a century. Watson is a medical show with a strong investigative spine, featuring a modern version of one of history's greatest detectives as he turns his attention from solving crimes to addressing the greatest mystery of all: illness, and the ways it disrupts our lives.
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Episode guide
13 this season · 33 totals01e01 Pilot 2025-01-27 03:19
Pilot
Dr. John Watson resumes his medical career as the head of a clinic dedicated to treating rare disorders six months after the death of his friend and partner, Sherlock Holmes, at the hands of Moriarty.
s01e02 Redcoat 2025-02-17 02:00
Redcoat
Watson and the fellows investigate the perplexing case of a family man with a bullet lodged in his head who insists he is a Scottish soldier and seems to be hiding something nefarious; Watson looks for clues to whom his estranged wife Mary is dating.
s01e03 Wait for the Punchline 2025-02-24 02:00
Wait for the Punchline
Watson and the fellows treat a comic who collapsed at an open mic night; the team becomes concerned when Watson collapses and suffers another traumatic brain injury.
s01e04 Patient Question Mark 2025-03-03 02:00
Patient Question Mark
When Sasha discovers a link between her current patient and a cadaver she dissected during medical school, the team traces the case to Amish country.
s01e05 The Man with the Glowing Chest 2025-03-10 01:00
The Man with the Glowing Chest
Watson takes a major ethical risk when he decides to treat a sickle cell patient with an unorthodox surgery; Ingrid struggles to get her sister admitted to her spinal project.
s01e06 The Camgirl Inquiry 2025-03-17 01:00
The Camgirl Inquiry
Stephens musters the courage to ask Watson to help him when his camgirl suddenly collapses during a video call; the team must act quickly to locate her before it's too late; Watson grapples with guilt over Sherlock's death.
s01e07 Teeth Marks 2025-03-24 01:50
Teeth Marks
While Watson and the team help a woman whose memory resets every three minutes, Watson struggles with auditory hallucinations and questions whether someone is behind his current decline; Moriarty plots his next move.
s01e08 A Variant of Unknown Significance 2025-03-31 01:00
A Variant of Unknown Significance
Watson runs into an old friend of Sherlock Holmes when her son Angus is admitted to UHOP for temporary paralysis; the fellows help Watson after he grows fond of Angus, pursuing various leads to find a cure to his illness.
s01e09 Take a Family History 2025-04-14 01:41
Take a Family History
Ingrid's lies come back to haunt her when her sister Gigi needs to be treated by the team after she develops side effects to the secret treatments Ingrid put her through; Watson and Mary bond over a tragedy.
s01e10 The Man with the Alien Hand 2025-04-21 01:00
The Man with the Alien Hand
Watson is thrown into a detective case when he is unsure whether the patient he is treating for one of the most rare ailments in the world, alien hand syndrome, is guilty of pushing his brother in front of a bus to his death.
s01e11 The Dark Day Deduction 2025-04-28 01:40
The Dark Day Deduction
Watson confronts a traumatic event from his Army days that still weighs heavily on him after his friend's wife reaches out begging for help when her husband is seemingly having a psychotic break; Shinwell is asked for one last favor by Moriarty.
s01e12 Your Life's Work, Part 1 2025-05-05 01:00
Your Life's Work, Part 1
When part of the team falls ill after becoming targets of a sinister plot, it becomes an all-hands-on-deck situation to save them before it's too late; Watson announces a new ambitious project that he has been working on.
s01e13 Your Life's Work, Part 2 2025-05-12 01:00
Your Life's Work, Part 2
Watson and the team are faced with an impossible choice when two lives hang in the balance, but they only have one vial of antidote available; Shinwell races to help the team; Watson goes head-to-head with Moriarty.