The BEST episodes of Watson
Every episode of Watson ever, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Watson!
Six months 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.
#1 - A Family Meal
Season 2 - Episode 12 - Aired 3/8/2026
When a patient arrives at the Holmes Clinic plagued by a mysterious neurological disorder, Watson and the fellows discover they were forced to commit a harrowing, unimaginable act as a child in order to survive. Meanwhile, Adam is struggling with how his future will change as a father.
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#2 - Your Life's Work (2)
Season 1 - Episode 13 - Aired 5/11/2025
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. Meanwhile, Shinwell races to help the team, and Watson goes head to head with Moriarty.
#3 - A Son in the Oven
Season 2 - Episode 1 - Aired 10/13/2025
Watson and the fellows spring back into action when Mary’s mother accidentally poisons herself while suffering from a rare form of dementia that is progressing with impossible speed. Meanwhile, Sherlock Holmes resurfaces after being presumed dead.
#4 - Unsolved Mysteries
Season 2 - Episode 17 - Aired 4/12/2026
In the wake of the car accident, Watson and Laila lie injured and awaiting rescue as the team races to find them before it’s too late. Meanwhile, in a state between life and death, Watson’s mind plays out a modern-day investigation of a case that has long haunted him.
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#5 - Giant Steps
Season 2 - Episode 7 - Aired 11/24/2025
Watson’s father, Hamish, visits UHOP to introduce Watson and the fellows to his protégé, Annabelle, a saxophone prodigy with musically induced blackouts. As Annabelle’s condition worsens, Watson must confront his long-standing tensions with his father in order to save her.
#6 - Buying Time
Season 2 - Episode 6 - Aired 11/17/2025
Watson and the fellows race against time to save the life of Xavier, a 21-year-old athlete with a fast-growing, seemingly incurable cancer. Meanwhile, Mycroft Holmes lets Watson know his team’s work at UHOP may no longer have funding available.
#7 - Expletive Deleted
Season 2 - Episode 3 - Aired 10/27/2025
Watson and the team work alongside Laila to help a patient named Maxine, who is 30 years old but looks 10 years old. Meanwhile, Watson convinces Laila that he is serious about their relationship and Ingrid is struggling to ingratiate herself back at work as a hot newcomer joins her therapy group.
#9 - Your Life's Work (1)
Season 1 - Episode 12 - Aired 5/4/2025
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. Meanwhile, Watson announces a new ambitious project that he has been working on.
#10 - Livvy Sees the Doctor
Season 2 - Episode 8 - Aired 12/1/2025
UHOP veers into terror when Watson and the fellows are taken hostage by a man with a bomb strapped to his chest who is desperate to find a cure for his 9-year-old daughter’s illness.
#12 - Lucky
Season 2 - Episode 5 - Aired 11/10/2025
While visiting another hospital, Watson becomes convinced that a coma patient is suffering from locked-in syndrome and has been mistaken for a coma patient for over a decade. After the patient is transferred to UHOP for treatment, he shocks the team with chilling messages. Meanwhile, Sherlock is back in town and is staying with Watson.
#13 - The Rule of Three
Season 2 - Episode 19 - Aired 4/26/2026
As Adam’s wife goes in for a C-section to deliver triplets, chaos ensues when their OB-GYN passes out in the operating room. Meanwhile, a severe storm detours Watson and Mary’s trip to find a renowned doctor to remove Watson’s brain tumor.
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#14 - Shannon Says Bex Loves Micah
Season 2 - Episode 9 - Aired 12/8/2025
Watson and the fellows help Laila’s son Micah – who was injured in a car accident while pursuing his crush, Bex, with the help of his AI chatbot.
#15 - Take a Family History
Season 1 - Episode 9 - Aired 4/13/2025
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. Also, Watson and Mary bond over a tragedy.
#16 - Never Been CRISPR'd
Season 2 - Episode 10 - Aired 12/15/2025
Watson’s biohacker friend Hobie returns when he rushes his new girlfriend to the Holmes Clinic after they partake in a gene-editing experiment that goes wrong. Meanwhile, Watson becomes suspicious of Sherlock.
#18 - The Man with the Alien Hand
Season 1 - Episode 10 - Aired 4/20/2025
Watson must confront the dark side of medicine when a patient is accused of murder.
#19 - Happy When it Rains
Season 2 - Episode 4 - Aired 11/3/2025
Watson and the team jump into action when four new patients are brought to UHOP with wounds that appear to be infected with a flesh-eating bacterium following a tornado. Meanwhile, Shinwell searches for meaning as a nursing student and Adam’s wedding to Lauren risks being halted.
#20 - The Camgirl Inquiry
Season 1 - Episode 6 - Aired 3/16/2025
Stephens musters the courage to ask Watson to help him when his camgirl suddenly collapses during a video call. He does not know anything about her real life, so the team must act quickly to locate her before it’s too late. Meanwhile, Watson grapples with guilt over Sherlock’s death and Sasha has doubts about her relationship.
#21 - Teeth Marks
Season 1 - Episode 7 - Aired 3/23/2025
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. Meanwhile, Moriarty plans his next move.
#22 - Back from the Dead
Season 2 - Episode 2 - Aired 10/20/2025
When a microbiology university researcher returns from an expedition to Siberia, she and her team members fall ill from a possible revived pathogen or “zombie virus.” Meanwhile, Watson catches up with his friend Sherlock Holmes after finding out he is alive, and Ingrid unexpectedly finds herself on the team’s floor.
#23 - A Variant of Unknown Significance
Season 1 - Episode 8 - Aired 3/30/2025
Watson runs into brilliant con artist and an old friend of Sherlock Holmes, Irene Adler, when her son Angus is admitted to UHOP for temporary paralysis. The fellows help Watson after he grows fond of Angus and pursue various leads to find a cure to his illness.
#24 - For a Limited Time Only
Season 2 - Episode 13 - Aired 3/15/2026
Watson and the fellows fight to revive a 30-year-old woman, Audrey, after her heart inexplicably stops repeatedly until they discover she has a rare phenomenon called Lazarus syndrome. As these revivals continue, she uses the short window of time available to right her greatest wrong.
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#25 - The Dark Day Deduction
Season 1 - Episode 11 - Aired 4/27/2025
Watson confronts a traumatic event from his Army days that still weighs heavily on him when his Army veteran friend’s wife reaches out begging for help when her husband is seemingly having a psychotic break. Meanwhile, Shinwell is asked for one last favor by Moriarty.