The BEST Episodes of Star Trek: Discovery

Every episode ever - ranked by fan votes!

Last Updated: Oct 20, 2021

Network: CBS All Access

Ten years before Kirk, Spock, and the Enterprise, the USS Discovery discovers new worlds and lifeforms as one Starfleet officer learns to understand all things alien.

Watch Now
Such Sweet Sorrow (2)

#1 - Such Sweet Sorrow (2)

Season 2 - Episode 14 - Aired Apr 18, 2019

The U.S.S. Discovery battles against Control in a fight not only for their lives but for the future, with a little help from some unexpected friends. Spock and Burnham discern vital new connections between the red signals while Burnham faces one of life’s harshest truths: the right decisions are often the hardest to make.

star 8.24
3,311 votes
Writers: Alex Kurtzman, Jenny Lumet, Michelle Paradise
Into the Forest I Go

#2 - Into the Forest I Go

Season 1 - Episode 9 - Aired Nov 12, 2017

Bypassing Starfleet’s orders, Lorca uses the U.S.S. Discovery crew’s ultimate asset, the ship itself, in an effort to end the war with the Klingons once and for all.

star 8.09
6,320 votes
Directors: Chris Byrne
Writers: Bo Yeon Kim, Erika Lippoldt
Project Daedalus

#3 - Project Daedalus

Season 2 - Episode 9 - Aired Mar 14, 2019

When the Discovery crew infiltrates Section 31’s headquarters, suspicions arise that the crew may have a traitor in their midst. Burnham tries to help Spock but her efforts don’t go as planned.

star 8.03
3,273 votes
Directors: Jonathan Frakes
Writers: Michelle Paradise
If Memory Serves

#4 - If Memory Serves

Season 2 - Episode 8 - Aired Mar 7, 2019

Spock and Burnham head to Talos IV, where the process of healing Spock forces the siblings to confront their troubled past. Stamets desperately tries to reconnect with Hugh, while Tyler struggles to shed the crew’s suspicions of him due to his past as Voq.

star 8.00
3,304 votes
Directors: T.J. Scott
Writers: Dan Dworkin, Jay Beattie
What's Past is Prologue

#5 - What's Past is Prologue

Season 1 - Episode 13 - Aired Jan 28, 2018

Lorca plans to move forward with a coup against the Emperor, propelling Burnham to make a quick decision to save not only herself, but the U.S.S. Discovery.

star 7.99
5,201 votes
Writers: Ted Sullivan
New Eden

#6 - New Eden

Season 2 - Episode 2 - Aired Jan 24, 2019

A new signal appears, prompting Stamets’ emotional return to the mycelial network and leading Burnham, Pike and Owosekun to a pre-warp planet, where they face a complex ethical dilemma. Tilly’s overeagerness lands her in trouble but when the planet – and Discovery’s landing party – are threatened, her curiosity may be the one thing that can save them.

star 7.99
3,584 votes
Directors: Jonathan Frakes
Writers: Akiva Goldsman, Sean Cochran, Vaun Wilmott
Vaulting Ambition

#7 - Vaulting Ambition

Season 1 - Episode 12 - Aired Jan 21, 2018

Burnham heads to the ISS Charon with a special “gift” for the Emperor. With the help of an unexpected source, Stamets gains clarity while trapped inside the mycelial network. Saru asks for L’Rell’s help.

star 7.98
5,278 votes
Writers: Jordon Nardino
Such Sweet Sorrow (1)

#8 - Such Sweet Sorrow (1)

Season 2 - Episode 13 - Aired Apr 11, 2019

When the U.S.S. Discovery’s crucial mission does not go according to plan, Burnham realizes what must ultimately be done. The crew prepares for the battle of a lifetime as Leland’s Control ships get closer.

star 7.95
3,200 votes
Writers: Alex Kurtzman, Jenny Lumet, Michelle Paradise
The Red Angel

#9 - The Red Angel

Season 2 - Episode 10 - Aired Mar 21, 2019

Burnham is stunned when she learns her ties to Section 31 run deeper than she ever fathomed. Armed with the identity of the Red Angel, the U.S.S. Discovery goes to work on its most critical mission to date.

star 7.92
3,315 votes
Writers: Anthony Maranville, Chris Silvestri
The War Without, the War Within

#10 - The War Without, the War Within

Season 1 - Episode 14 - Aired Feb 4, 2018

Burnham and the U.S.S. Discovery crew are faced with the harsh reality of the war during their absence. In order to move forward, Starfleet must use unconventional tactics and sources to take their next action against the Klingons.

star 7.90
5,141 votes
Directors: David Solomon
Writers: Lisa Randolph
Through the Valley of Shadows

#11 - Through the Valley of Shadows

Season 2 - Episode 12 - Aired Apr 4, 2019

A fourth signal leads the U.S.S. Discovery to an insular world, where Pike is forced to make a life-changing choice. Burnham and Spock investigate a Section 31 ship gone rogue, leading to a discovery with catastrophic consequences.

star 7.90
3,260 votes
Writers: Bo Yeon Kim, Erika Lippoldt

#12 - Brother

Season 2 - Episode 1 - Aired Jan 17, 2019

The crew of the U.S.S. Discovery joins forces with Captain Pike to unravel the mystery of seven mysterious red signals that have appeared across the universe.

star 7.89
3,787 votes
Directors: Alex Kurtzman
Writers: Aaron Harberts, Gretchen J. Berg, Ted Sullivan
Context Is for Kings

#13 - Context Is for Kings

Season 1 - Episode 3 - Aired Oct 1, 2017

Michael’s shuttle is intercepted by Captain Gabriel Lorca of the mysterious U.S.S. Discovery, who orders her to join a dangerous recovery mission.

star 7.89
8,385 votes
Directors: Akiva Goldsman
Writers: Aaron Harberts, Bryan Fuller, Craig Sweeny, Gretchen J. Berg
The Sound of Thunder

#14 - The Sound of Thunder

Season 2 - Episode 6 - Aired Feb 21, 2019

When a new signal appears over Saru’s home planet, Burnham, Saru and the crew embark on a perilous mission that puts Saru in danger and raises questions about the Red Angel’s intentions. Hugh struggles to come to terms with his new reality.

star 7.88
3,315 votes
Writers: Bo Yeon Kim, Erika Lippoldt
Perpetual Infinity

#15 - Perpetual Infinity

Season 2 - Episode 11 - Aired Mar 28, 2019

Burnham receives the reunion she’s been longing for, but it doesn’t go quite as she imagined. Georgiou and Tyler sense a disturbing change in Leland.

star 7.88
3,201 votes
Directors: Maja Vrvilo
Writers: Alan B. McElroy, Brandon Schultz
That Hope Is You (1)

#16 - That Hope Is You (1)

Season 3 - Episode 1 - Aired Oct 15, 2020

Arriving 930 years into her future, Burnham navigates a galaxy she no longer recognizes while searching for the rest of the Discovery crew.

star 7.85
2,171 votes
Writers: Alex Kurtzman, Jenny Lumet, Michelle Paradise
Battle at the Binary Stars

#17 - Battle at the Binary Stars

Season 1 - Episode 2 - Aired Sep 24, 2017

Escaping from the brig while the ship is under attack, Burnham joins the captain in an audacious plan to end a battle rapidly escalating into war.

star 7.85
8,818 votes
Directors: Adam Kane
Writers: Bryan Fuller, Nicholas Meyer
Will You Take My Hand?

#18 - Will You Take My Hand?

Season 1 - Episode 15 - Aired Feb 11, 2018

With Georgiou at the helm of the plan to end the Klingon war once and for all, the U.S.S. Discovery crew struggles to fathom and tolerate her hostile tactics. Memories of past hardships are rekindled within Burnham.

star 7.85
5,139 votes
Directors: Akiva Goldsman
Writers: Aaron Harbets, Akiva Goldsman, Gretchen J. Berg
That Hope Is You (2)

#19 - That Hope Is You (2)

Season 3 - Episode 13 - Aired Jan 7, 2021

As the Emerald Chain tightens its grip, can the mystery of the Burn finally be solved? Burnham and the crew have one last chance to save themselves and the Federation.

star 7.84
1,765 votes
Writers: Michelle Paradise
Despite Yourself

#20 - Despite Yourself

Season 1 - Episode 10 - Aired Jan 7, 2018

While in unfamiliar territory, the U.S.S. Discovery crew is forced to get creative in their next efforts to survive opposing and unprecedented forces and return home.

star 7.80
5,718 votes
Directors: Jonathan Frakes
Writers: Sean Cochran
Light and Shadows

#21 - Light and Shadows

Season 2 - Episode 7 - Aired Feb 28, 2019

Burnham goes to Vulcan in search of Spock, where she unearths surprising family secrets. In researching what is left of the Red Angel’s signal over Kaminar, Pike and Tyler end up in battle with time itself. Georgiou has a few tricks up her sleeve for Leland and Section 31.

star 7.80
3,287 votes
Writers: Ted Sullivan, Vaun Wilmott
The Wolf Inside

#22 - The Wolf Inside

Season 1 - Episode 11 - Aired Jan 14, 2018

The crew continues their guise, and Burnham is ordered on a merciless mission to end the resistance in hopes of returning home. Meanwhile, Tilly works on restoring Stamets’ neurofunction.

star 7.79
5,364 votes
Directors: T.J. Scott
Writers: Lisa Randolph
Far from Home

#23 - Far from Home

Season 3 - Episode 2 - Aired Oct 22, 2020

After the USS Discovery crashes on a strange planet, the crew finds themselves running out of time to repair their ship. Meanwhile, Saru and Tilly embark on a dangerous first contact mission, hoping to find Burnham.

star 7.78
2,020 votes
Writers: Alex Kurtzman, Jenny Lumet, Michelle Paradise

#24 - Lethe

Season 1 - Episode 6 - Aired Oct 22, 2017

Michael uses her connection to Sarek to help locate him after he is wounded in an assassination attempt. Lorca deals with an unexpected visitor.

star 7.78
7,246 votes
Writers: Joe Menosky, Ted Sullivan
Choose Your Pain

#25 - Choose Your Pain

Season 1 - Episode 5 - Aired Oct 15, 2017

When Lorca is kidnapped by the Klingons and imprisoned with an eccentric cell mate, the Discovery is assigned to rescue him despite Michael’s doubts.

star 7.77
7,781 votes
Directors: Lee Rose
Writers: Aaron Harberts, Gretchen J. Berg, Kemp Powers