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Young Sherlock Season 1

Season 3

Michael dodges a lethal ambush as his nemesis is released from prison. Tommy finds himself bypassed for the House speakership, forced to rebuild his political career. Rose's health deteriorates.

20088 EpisodesCrime, Drama

Cast & Crew

Annabeth Gish

Annabeth Gish

Eileen Caffee

Ethan Embry

Ethan Embry

Declan 'Decko' Griggs

Jason Isaacs

Jason Isaacs

Michael Caffee

Kevin Chapman

Kevin Chapman

Freddie Cork

Jason Clarke

Jason Clarke

Tommy Caffee

Kerry O'Malley

Kerry O'Malley

Mary Kate Martinson

Fionnula Flanagan

Fionnula Flanagan

Rose Caffee

Karl Bury

Karl Bury

Alex Byrne

Rob Campbell

Rob Campbell

Carl Hobbs

Episode Guide

Tommy, discontent with serving as the speaker's aide, weighs leaving politics. Rose's birthday celebration draws in her two feuding sons. Declan receives a compelling invitation to investigate government corruption.

Season 3 FAQs

The cast of Season 3 includes Annabeth Gish as Eileen Caffee, Ethan Embry as Declan 'Decko' Griggs, Jason Isaacs as Michael Caffee, Kevin Chapman as Freddie Cork, Jason Clarke as Tommy Caffee, Kerry O'Malley as Mary Kate Martinson, Fionnula Flanagan as Rose Caffee, Karl Bury as Alex Byrne, and Rob Campbell as Carl Hobbs.