Star Trek: Discovery

10 Worst Episodes of Star Trek: Discovery

Follow the voyages of Starfleet on their missions to discover new worlds and new life forms, and one Starfleet officer who must learn that to truly understand all things alien, you must first understand yourself.

Written by Sophie and last updated on jun 12, 2024.

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!

Star Trek: Discovery - S5E2

#10 - Under the Twin Moons (Season 5 - Episode 2)

On Saru's last mission as Captain Burnham's Number One, the team ventures to a seemingly abandoned planet to hunt for what might be the greatest treasure in the galaxy.

The episode was rated 7.31 from 988 votes.

Star Trek: Discovery - S4E2

#9 - Anomaly (Season 4 - Episode 2)


Saru returns to help the U.S.S. Discovery uncover the mystery of an unusually destructive new force. As Burnham leads the crew, she must also find a way to help Book cope with an unimaginable loss.

The episode was rated 7.28 from 2269 votes.

Star Trek: Discovery - S4E11

#8 - Rosetta (Season 4 - Episode 11)

While Captain Burnham leads an away mission to a planet that was once home to the aliens responsible for the DMA, Book and Tarka secretly infiltrate the U.S.S. Discovery.

The episode was rated 7.27 from 1835 votes.

Star Trek: Discovery - S5E5

#7 - Mirrors (Season 5 - Episode 5)


Captain Burnham and Book journey into extradimensional space in search of the next clue to the location of the Progenitors' power. Meanwhile, Rayner navigates his first mission in command of the U.S.S. Discovery, and Culber opens up to Tilly.

The episode was rated 7.26 from 828 votes.

Star Trek: Discovery - S5E1

#6 - Red Directive (Season 5 - Episode 1)

Captain Burnham and the U.S.S. Discovery are sent to retrieve a mysterious 800-year-old Romulan vessel; until the artifact hidden inside is stolen, leading to an epic chase. Meanwhile, Saru is offered the position of a lifetime, and Tilly's efforts to help pull her into a tangled web of secrecy.

The episode was rated 7.22 from 1096 votes.

Star Trek: Discovery - S4E3

#5 - Choose to Live (Season 4 - Episode 3)


Burnham and Tilly hunt the killer of a Starfleet officer as Stamets and the science team race against the clock to prevent the anomaly from killing anyone else.

The episode was rated 7.20 from 2126 votes.

Star Trek: Discovery - S4E6

#4 - Stormy Weather (Season 4 - Episode 6)

Seeking answers, the U.S.S. Discovery ventures into a subspace rift created by the Dark Matter Anomaly. Meanwhile, Book faces a strange visitor from his past.

The episode was rated 7.17 from 2034 votes.

Star Trek: Discovery - S5E6

#3 - Whistlespeak (Season 5 - Episode 6)


While undercover in a pre-warp society, Captain Burnham is forced to consider breaking the Prime Directive when a local tradition threatens Tilly's life. Meanwhile, Culber tries to connect with Stamets, and Adira steps up when Rayner assigns them a position on the bridge.

The episode was rated 7.14 from 751 votes.

Star Trek: Discovery - S5E3

#2 - Jinaal (Season 5 - Episode 3)

On Trill, Captain Burnham, Book, and Culber must pass a dangerous test to prove themselves worthy of the next clue. Adira reconnects with Gray and Saru’s first day as ambassador is complicated by his engagement to T'Rina.

The episode was rated 7.10 from 907 votes.

Star Trek: Discovery - S4E4

#1 - All Is Possible (Season 4 - Episode 4)


Tilly and Adira lead a team of Starfleet Academy cadets on a training mission that takes a dangerous turn. Meanwhile, Burnham is pulled into tense negotiations on Ni’Var.

The episode was rated 7.01 from 2075 votes.

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