In 1947, long-retired and near the end of his life, Sherlock Holmes grapples with an unreliable memory and must rely on his housekeeper's son as he revisits the still-unsolved case that led to his retirement.
Sherlock Holmes
Ian McKellen
Mrs. Munro
Laura Linney
Roger
Milo Parker
Tamiki Umezaki
Hiroyuki Sanada
Dr. Barrie
Roger Allam
Madame Schirmer
Frances de la Tour
Ann Kelmot
Hattie Morahan
Inspector Gilbert
Phil Davis
Thomas Kelmot
Patrick Kennedy
Mycroft Holmes
John Sessions
Matinee "Madame Schirmer"
Frances Barber
Oswald
Charles Maddox
Maya Umezaki
Takako Akashi
Masuo Umezaki
Zak Shukor
Bank Manager
Michael Culkin
Chemist
David Foxxe
Ticket Agent
Oliver Devoti
Ann's Solicitor
Mike Burnside
Matinee "Sherlock Holmes"
Nicholas Rowe
Matinee "Thomas Kelmot"
Sam Coulson
Matinee "Ann Kelmot"
Hermione Corfield
Boy
Kit Connor
Boy's Mother
Zoe Rainey
Lady on Platform
Eileen Davies
Dr. John Watson
Colin Starkey
Mrs. Hudson
Sarah Crowden
Waitress (uncredited)
Elizabeth Jane Cassidy
Patron in Cinema (uncredited)
John Carr
Army Officer (uncredited)
Johnny Otto
Station Passenger
Paul Blackwell