
CBS’s hit medical mystery series Watson, starring Morris Chestnut as Dr. John Watson, is in production on season 2 in Vancouver.
After the death of his friend and partner Sherlock Holmes at the hands of James Moriarty (Randall Park), Dr. John Watson (Morris Chestnut) resumes his medical career in Pittsburgh as the head of the Holmes Clinic dedicated to treating rare disorders.
Throughout season one, Moriarty secretly insinuated his way into Watson’s life, forcing members of his team to act as his spies and orchestrating a plot to kill one of the doctors at the Holmes Clinic.
How did season one end?

You are the harm — Watson to Moriraty as he watches him die.
Season one ended with the death of Moriarty from the disorder he’d unleashed on the Holmes Clinic..
Who’s back for season 2?

Morris Chestnut as Dr. John Watson, head of a Pittsburgh clinic dedicated to treating rare disorders.
Eve Harlow as Dr. Ingrid Derian, who acted as a spy for Moriarty because he had the means to expose her as her father’s killer. She betrayed Watson and the team by bringing a disorder into the clinic but confessed in time to save her colleague Dr. Stephen Croft and helped Watson end Moriarty.
Peter Mark Kendall as twins Dr. Stephens Croft and Dr. Adam Croft.
Inga Schlingmann. as Dr. Sasha Lubbock.
Rochelle Aytes as Dr. Mary Morstan, the Medical Director of the hospital and Watson’s ex-wife.
Ritchie Coster as Shinwell Johnson, who also acted as a spy for Morirarty.
Related: Watson With Morris Chestnut Renewed for Season 2 of Production in Vancouver
How popular is Watson?
Updated: Watson is America’s #14 most-watched broadcast series, averaging 10 million viewers an episode in linear and streaming over 35 days, according to Nielsen.
Watson Season 2:

Vancouver filming dates: June 24 2025 – November 25 2025.
Showrunner: Craig Sweeny
Cast: Morris Chestnut, Rochelle Aytes, Peter Mark Kendall, Ritchie Coster, Eve Harlow, Inga Schlingmann.
Voice of Sherlock Holmes: Matt Berry.
Soundstages: The Bridge Studios.
Producers: Kapital Entertainment, CBS Studios.