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Young Sherlock Season 1

Season 1

An alien attack all but wiped out mankind, with just a handful of humans fighting to survive. And no one felt more rocked by the invasion than Emily, who discovered she may have her own strange personal connection to the aliens.

20198 EpisodesSci-Fi & Fantasy, Drama

Cast & Crew

Léa Drucker

Léa Drucker

Catherine Durand

Adel Bencherif

Adel Bencherif

Colonel Mustafa Mokrani

Natasha Little

Natasha Little

Sarah Gresham

Stephen Campbell Moore

Stephen Campbell Moore

Jonathan Gresham

Gabriel Byrne

Gabriel Byrne

Bill Ward

Elizabeth McGovern

Elizabeth McGovern

Helen Brown

Bayo Gbadamosi

Bayo Gbadamosi

Kariem Gat Wich Machar

Ty Tennant

Ty Tennant

Tom Gresham

Daisy Edgar-Jones

Daisy Edgar-Jones

Emily Gresham

Episode Guide

When astrophysicists detect a transmission from another galaxy, it is definitive proof of intelligent extra-terrestrial life. The world's population waits for further contact with baited breath. They do not have to wait long. Within days, mankind is all but wiped out; just pockets of humanity are left in an eerily deserted world.

Season 1 FAQs

The cast of Season 1 includes Léa Drucker as Catherine Durand, Adel Bencherif as Colonel Mustafa Mokrani, Natasha Little as Sarah Gresham, Stephen Campbell Moore as Jonathan Gresham, Gabriel Byrne as Bill Ward, Elizabeth McGovern as Helen Brown, Bayo Gbadamosi as Kariem Gat Wich Machar, Ty Tennant as Tom Gresham, and Daisy Edgar-Jones as Emily Gresham.