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.
Ian McKellen
Sherlock Holmes
Laura Linney
Mrs. Munro
Milo Parker
Roger
Hiroyuki Sanada
Tamiki Umezaki
Roger Allam
Dr. Barrie
Frances de la Tour
Madame Schirmer
Hattie Morahan
Ann Kelmot
Phil Davis
Inspector Gilbert
