Lost in Space

10 Best Episodes of Lost in Space - Season 1

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.

Written by Sophie and last updated on jan 28, 2023.

PS: The following content contains spoilers!

PPS: I will admit that parts of this page was written with the help of AI - it makes my work so much easier to not start from a blank page!

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Lost in Space - S1E4

#10 - The Robinsons Were Here (Season 1 - Episode 4)

The Robinsons make contact with another family of survivors, and Will races to protect his family after Judy learns what happened aboard the Resolute.

The episode was rated 7.53 from 2706 votes.

Lost in Space - S1E1

#9 - Impact (Season 1 - Episode 1)

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On the way to a space colony, a crisis sends the Robinsons hurtling towards an unfamiliar planet, where they struggle to survive a harrowing night.

The episode was rated 7.54 from 3676 votes.

Lost in Space - S1E7

#8 - Pressurized (Season 1 - Episode 7)

While Dr. Smith moves ahead with his secret project, seismic activity wreaks havoc across the planet and leaves two teams facing impossible choices.

The episode was rated 7.57 from 2499 votes.

Lost in Space - S1E3

#7 - Infestation (Season 1 - Episode 3)

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Flashbacks reveal clues to Dr. Smith's past. The Robinsons contend with a new threat as the ship's fuel supply starts dropping -- fast.

The episode was rated 7.58 from 2907 votes.

Lost in Space - S1E2

#6 - Diamonds in the Sky (Season 1 - Episode 2)

Another crash brings more travellers to the planet as the Robinsons work to salvage their ship with help from their mysterious new companion.

The episode was rated 7.58 from 3162 votes.

Lost in Space - S1E9

#5 - Resurrection (Season 1 - Episode 9)

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Judy sets out to find Maureen, while Will and Penny lead an expedition to the caves. Dr. Smith pursues a new escape plan.

The episode was rated 7.63 from 2416 votes.

Lost in Space - S1E5

#4 - Transmission (Season 1 - Episode 5)

As the team builds a tower to signal the Resolute, Maureen investigates a planetary anomaly, and Will braces for a tough conversation with his dad.

The episode was rated 7.64 from 2632 votes.

Lost in Space - S1E6

#3 - Eulogy (Season 1 - Episode 6)

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Maureen debates whether to share what she saw in the sky, Don leads a mission to find fuel, and the robot's presence stokes tensions within the group.

The episode was rated 7.65 from 2502 votes.

Lost in Space - S1E8

#2 - Trajectory (Season 1 - Episode 8)

Maureen finds a solution to the fuel issue, but putting her plan into action proves trickier than expected. Dr. Smith realises her cover is blown.

The episode was rated 7.76 from 2441 votes.

Lost in Space - S1E10

#1 - Danger, Will Robinson (Season 1 - Episode 10)

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As the clock ticks down toward the Resolute's departure, the Robinsons scramble to get off the planet -- and out from under Dr. Smith's thumb.

The episode was rated 8.04 from 2496 votes.

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