Lost in Space is a remake of sci-fi master Irwin Allen's 1965 cult TV classic and is an epic but grounded science fiction saga focusing on an explorer family from Earth lost in an alien universe and the challenges they face in staying together against seemingly insurmountable odds.
After crash-landing on an alien planet, the Robinson family fights against all odds to survive and escape. But they're surrounded by hidden dangers.
Season One of Lost in Space premiered on April 13th, 2018. This season contains Ten episodes.
S1E1 - Impact
2018-04-13
The Robinson family find themselves crashing on an ice-covered planet after their colony ship, the Resolute, is destroyed. Now the family must survive with the help of an unforeseen ally.
S1E2 - Diamonds in the Sky
2018-04-13
Don and "Smith" land on the planet and find another survivor. Meanwhile, John, Maureen, Will and the Robot go to investigate the Robot's ship, and Will learns more of the Robot's origins.
S1E3 - Infestation
2018-04-13
While trying to blend in with the Robinsons aboard Jupiter 2, "Dr. Smith" remembers what led her to join the colony mission to Alpha Centauri. Meanwhile, the family deals with an infestation of fuel-eating eels.
S1E4 - The Robinsons Were Here
2018-04-13
The Robinsons contact another stranded family, the Watanabes. While they explore a piece of wreckage with Don's help, the Robinson children set out to hide the Robot when they discover more colonists are on the planet.
S1E5 - Transmission
2018-04-13
Under Victor's direction, the colonists build a light tower to signal the Resolute visually. Meanwhile, John learns what Will did with the Robot, and Maureen discovers that the planet is in danger.
S1E6 - Eulogy
2018-04-13
Don tells Victor that he knows where they can find fuel to escape the planet. Meanwhile, Maureen debates the ethics of telling the colonists about the planet's impending destruction, Smith continues sowing dissent against the Robot, and Penny takes Vijay for a swim.
S1E7 - Pressurized
2018-04-13
While Smith tries to reassemble the Robot, Penny helps Will with a model, John and Maureen go after the Chariots, and Judy deals with losing her first patient.
S1E8 - Trajectory
2018-04-13
The colonists realize that they only have enough fuel to launch one Jupiter... if Maureen can find a way to lighten the load enough. Meanwhile, Smith continues to prey on the Robinson's minds even though they've locked her up.
S1E9 - Resurrection
2018-04-13
While Judy sets out to find her missing mother, Will tries to contact John, insisting that his father isn't dead. Meanwhile, the colonists find a fuel source, and Smith tries to reassemble the Robot.
S1E10 - Danger, Will Robinson
2018-04-13
As the Resolute prepares to depart the system, Smith orders Maureen to leave the planet... even though John and Don are stranded somewhere in space.
Now stranded even deeper in space, the Robinsons band together to explore strange planets, face down new dangers and find their beloved Robot.
Season Two of Lost in Space premiered on December 24th, 2019. This season contains Ten episodes.
S2E1 - Shipwrecked
2019-12-24
The Robinsons and Don are forced to convert the stranded Jupiter 2 into a sailing ship when the hull springs a leak, letting in poisonous atmosphere. Smith sets out to prove her usefulness, and Will misses the Robot.
S2E2 - Precipice
2019-12-24
Penny and Maureen are swept into the trench, and the Robinsons try to figure out a way to rescue them before the lightning storm hits. Meanwhile, Smith reads Penny's book and learns about Don's past.
S2E3 - Echoes
2019-12-24
The Robinsons find the Resolute on their side of the rift and abandoned, and are soon evading one of the alien robots. Meanwhile, Smith takes steps to erase evidence of her old life and remembers the past.
S2E4 - Scarecrow
2019-12-24
The Robinsons are reunited with the Resolute survivors. Smith takes advantage of a bookmark, Will makes a new friend, John checks out a drill shaft, and Judy discovers that her medical experience doesn't count for as much as she hoped.
S2E5 - Run
2019-12-24
Judy runs against time to save John after the drill shaft collapses. Penny convinces Vijay to help her gather evidence against Smith, and Maureen and Will travel to the planet with Ben to investigate Will's connection to the Robot.
S2E6 - Severed
2019-12-24
Penny tries to find a way for her and the others to escape the spreading contaminant. On the planet, Maureen, Will, and Ben find the Robot... or do they?
S2E7 - Evolution
2019-12-24
Kamal and Hastings receive an unidentified audio signal and John sets out to discover what it is. The Robot makes a friend and then loses it, and Ben has a change of heart.
S2E8 - Unknown
2019-12-24
Maureen takes control of the Resolute from Kamal to rescue the stranded colonists. John and Judy have a meeting of minds with Hastings, Don tries to help the OGS crew, and Will and Penny discover the Robot has another priority than helping them.
S2E9 - Shell Game
2019-12-24
The Robinson children realize where the Robot is trying to take Scarecrow and help it escape the Resolute, and gain an unexpected ally Hastings strands John and Maureen in the gas giant.
S2E10 - Ninety-Seven
2019-12-24
The alien robots attack the Resolute, and the crew tries to evacuate before the invaders destroy them.
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.
Season Three of Lost in Space premiered on December 1st, 2021. This season contains Eight episodes.
S3E1 - Three Little Birds
2021-12-01
A year into their mission with the children of the Resolute, Judy, Penny and Will scramble to find the titanium they need to get to Alpha Centauri.
S3E2 - Contact
2021-12-01
While Judy sets out to find Grant Kelly, Penny and Will explore a mysterious tunnel. Light years away, Maureen, John and Don hunt for SAR's remains.
S3E3 - The New Guy
2021-12-01
Scarecrow helps Maureen and John plot an engine heist. Judy returns to camp with new passengers. Will makes a startling discovery in the alien city.
S3E4 - Nothing Left Behind
2021-12-01
As the adults race to destroy all clues to the location of Alpha Centauri, the Robinson kids receive an ominous message from SAR.
S3E5 - Stuck
2021-12-01
After crashing on a boggy planet, Maureen and Judy contend with a massive salivating creature, while John and Penny work to free the trapped Robot.
S3E6 - Final Transmission
2021-12-01
The story of Don's run-in with SAR leads the Robinsons to an alarming realization. Will sneaks out on a dangerous solo mission.
S3E7 - Contingencies on Contingencies
2021-12-01
The Robinsons race to get help for Will, warn the other colonists and activate a secret defense system. Vijay tags along with Penny on a risky outing.
S3E8 - Trust
2021-12-01
As the battle for Alpha Centauri unfolds, the Robinsons and their friends risk everything to restore peace and pave the way for a better future.
Toby Stephens
as John Robinson
Molly Parker
as Maureen Robinson
Maxwell Jenkins
as Will Robinson
Taylor Russell
as Judy Robinson
Mina Sundwall
as Penny Robinson
Ignacio Serricchio
as Don West
Brian Steele
as Robot
Parker Posey
as June Harris / Dr. Zoe Smith