Season 3 poster

Season 3

(2021)

Overview

In an epic final season, the Robinsons' survival instincts kick into hyperdrive as they race to reunite and protect Alpha Centauri from a robot invasion.

Cast

Toby Stephens as John Robinson
Toby Stephens

as John Robinson

Molly Parker as Maureen Robinson
Molly Parker

as Maureen Robinson

Maxwell Jenkins as Will Robinson
Maxwell Jenkins

as Will Robinson

Taylor Russell as Judy Robinson
Taylor Russell

as Judy Robinson

Mina Sundwall as Penny Robinson
Mina Sundwall

as Penny Robinson

Ignacio Serricchio as Don West
Ignacio Serricchio

as Don West

Brian Steele as Robot
Brian Steele

as Robot

Parker Posey as June Harris / Dr. Zoe Smith
Parker Posey

as June Harris / Dr. Zoe Smith

Episodes

Three Little Birds poster

Three Little Birds 6.1

December 1, 2021

A year into their mission with the children of the Resolute, Judy, Penny and Will scramble to find the titanium they ne…

Contact poster

Contact 6.7

December 1, 2021

While Judy sets out to find Grant Kelly, Penny and Will explore a mysterious tunnel. Light years away, Maureen, John an…

The New Guy poster

The New Guy 6.7

December 1, 2021

Scarecrow helps Maureen and John plot an engine heist. Judy returns to camp with new passengers. Will makes a startling…

Nothing Left Behind poster

Nothing Left Behind 6.9

December 1, 2021

As the adults race to destroy all clues to the location of Alpha Centauri, the Robinson kids receive an ominous message…

Stuck poster

Stuck 6.5

December 1, 2021

After crashing on a boggy planet, Maureen and Judy contend with a massive salivating creature, while John and Penny wor…

Final Transmission poster

Final Transmission 6.9

December 1, 2021

The story of Don's run-in with SAR leads the Robinsons to an alarming realization. Will sneaks out on a dangerous solo …

Contingencies on Contingencies poster

Contingencies on Contingencies 6.9

December 1, 2021

The Robinsons race to get help for Will, warn the other colonists and activate a secret defense system. Vijay tags alon…

Trust poster

Trust 6.9

December 1, 2021

As the battle for Alpha Centauri unfolds, the Robinsons and their friends risk everything to restore peace and pave the…