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Young Sherlock Season 1

Season 1

201910 EpisodesDrama, Mystery

Cast & Crew

Laura Linney

Laura Linney

Mary Ann Singleton

Charlie Barnett

Charlie Barnett

Ben Marshall

Barbara Garrick

Barbara Garrick

DeDe Halcyon

Elliot Page

Elliot Page

Shawna Hawkins

Paul Gross

Paul Gross

Brian Hawkins

Olympia Dukakis

Olympia Dukakis

Anna Madrigal

Murray Bartlett

Murray Bartlett

Michael 'Mouse' Tolliver

Garcia

Garcia

Jake Rodriguez

May Hong

May Hong

Margot Park

Episode Guide

After two decades away, Mary Ann arrives in San Francisco for Anna Madrigal's 90th birthday party. But not everyone is happy to see her.