The WORST episodes of Star Trek: Enterprise

Every episode of Star Trek: Enterprise ever, ranked from worst to best by thousands of votes from fans of the show. The worst episodes of Star Trek: Enterprise!

Taking place during the mid-22nd century, the crew of the first warp five starship (the Enterprise NX-01) begin to explore the galaxy under the command of Captain Jonathan Archer. As their mission progresses, the crew encounter familiar races like the Klingons and Andorians as well as some new ones.

Last Updated: 3/2/2026Network: UPNStatus: Ended
Extinction
star
7.00
1961 votes

#1 - Extinction

Season 3 - Episode 3 - Aired 9/24/2003

On a mission to investigate an abandoned Xindi vessel on a jungle planet, Archer, Reed and Hoshi succumb to a virus that mutates them into a primal life form.

Directors: LeVar Burton
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Daedalus
star
7.01
2002 votes

#2 - Daedalus

Season 4 - Episode 10 - Aired 1/14/2005

The inventor of the transporter, Emory Erickson, comes aboard Enterprise for a risky experiment.

Directors: David Straiton
Rogue Planet
star
7.02
2181 votes

#3 - Rogue Planet

Season 1 - Episode 18 - Aired 3/20/2002

While exploring an uncharted planet, Enterprise crew members encounter a group of aliens who are hunting down indigenous creatures for recreation. During their exploration, Archer is mesmerized by visions of a woman desperately attempting to communicate with him. The woman's ethereal distress signal informs Archer that she and others like her are actually the prey of the alien hunters. Heeding her call, Archer levels the playing field against the alien hunters.

Writer: Chris Black
Strange New World
star
7.12
2680 votes

#4 - Strange New World

Season 1 - Episode 4 - Aired 10/10/2001

When the Enterprise investigates an uninhabited planet that turns out to be far more dangerous than expected. The crew members that visit the planet are infected by an alien pollen that induces hallucinations and paranoia.

Horizon
star
7.13
1967 votes

#5 - Horizon

Season 2 - Episode 20 - Aired 4/16/2003

Mayweather discovers his father has died and that things on his old home, the E.C.S. Horizon, have greatly changed.

Directors: James A. Contner
Vox Sola
star
7.18
2155 votes

#6 - Vox Sola

Season 1 - Episode 22 - Aired 5/1/2002

A strange, symbiotic alien creature boards the Enterprise capturing a few of the crew members, including Archer and Trip, and cocoons them in its web feeding off their bodies to survive. With the captured crewmembers' lives in jeopardy, Hoshi, under T'Pol's command, faces her biggest challenge by trying to find a way to communicate with the lifeform in order to return it to its home planet.

Writer: Fred Dekker
Hatchery
star
7.19
1980 votes

#7 - Hatchery

Season 3 - Episode 17 - Aired 2/25/2004

Archer goes to extreme lengths to save an abandoned nest of Xindi-Insectoid eggs ready to hatch.

Terra Nova
star
7.20
2476 votes

#8 - Terra Nova

Season 1 - Episode 6 - Aired 10/24/2001

The Enterprise crew alters course to investigate the mystery of Terra Nova, a legendary Earth colony whose inhabitants mysteriously disappeared decades ago. But when they arrive, they confront descendents of the colonists who have become more alien than Archer could ever have imagined.

Directors: LeVar Burton
Vanishing Point
star
7.21
2148 votes

#9 - Vanishing Point

Season 2 - Episode 10 - Aired 11/27/2002

Hoshi experiences her first transporter experience and strange aftereffects lead her to believe she wasn't reassembled correctly.

Directors: David Straiton
Exile
star
7.21
1968 votes

#10 - Exile

Season 3 - Episode 6 - Aired 10/15/2003

A powerful telepath makes contact with Hoshi and offers to help Enterprise find the Xindi ... for a price.

Directors: Roxann Dawson
Canamar
star
7.22
1882 votes

#11 - Canamar

Season 2 - Episode 17 - Aired 2/26/2003

Archer and Tucker are arrested and placed on a prisoner transport heading for a penal colony, Canamar. They won't have a chance to correct this error as one of the inmates plots a takeover of the ship.

Directors: Allan Kroeker
Writer: John Shiban
Desert Crossing
star
7.22
2031 votes

#12 - Desert Crossing

Season 1 - Episode 24 - Aired 5/8/2002

When Archer and Trip are invited to a desert-like planet by an alien leader, after they help fix his ship, discover he is a terrorist who has lured them onto his planet under false pretenses. Meanwhile, T'Pol, while in command, faces a tough decision when she cannot locate Archer and Trip in the desert.

Bounty
star
7.23
1787 votes

#13 - Bounty

Season 2 - Episode 25 - Aired 5/14/2003

Archer learns the Klingons have put a price on his head when he is captured by a Tellarite bounty hunter. As Enterprise pursues, a virus causes T'Pol to go into premature Pon Farr.

A Night in Sickbay
star
7.23
1977 votes

#14 - A Night in Sickbay

Season 2 - Episode 5 - Aired 10/16/2002

Archer spends a night in sickbay with Dr. Phlox after Porthos contracts a deadly virus on the Kreetassan homeworld. Crew members suspect Archer's increased stress level is due to Porthos' illness, but Dr. Phlox suspects it has to do with Archer's repressed sexual tension.

Directors: David Straiton
North Star
star
7.25
2106 votes

#15 - North Star

Season 3 - Episode 9 - Aired 11/12/2003

When a settlement of humans living a 19th-century Western lifestyle is discovered on a Delphic Expanse planet, Archer and crew set out to learn how they got there.

Directors: David Straiton
Fortunate Son
star
7.25
2300 votes

#16 - Fortunate Son

Season 1 - Episode 10 - Aired 11/21/2001

The Enterprise crew is dispatched by Starfleet Command to assist Fortunate, a human freight vessel that has been attacked by Nausicaan pirates. On arriving, they are surprised to find that Fortunate's crew is resistant to Archer's efforts to help them and determined to seek revenge against their attackers, no matter what the repercussions.

Directors: LeVar Burton
Writer: James Duff
Precious Cargo
star
7.26
2071 votes

#17 - Precious Cargo

Season 2 - Episode 11 - Aired 12/11/2002

Trip boards an alien cargo vessel to help repair a stasis pod, which holds a beautiful woman in suspended animation. When the woman accidentally wakes up, she reveals she's not a passenger, but a prisoner.

Chosen Realm
star
7.28
1944 votes

#18 - Chosen Realm

Season 3 - Episode 12 - Aired 1/14/2004

Religious zealots hijack Enterprise to use it as a weapon against the enemies of their faith.

Directors: Roxann Dawson
Writer: Manny Coto
Fight or Flight
star
7.29
2778 votes

#19 - Fight or Flight

Season 1 - Episode 3 - Aired 10/3/2001

As they continue their deep space exploration, the Enterprise crew comes across an alien ship where they discover 15 humanoid corpses that seem to have been part of a scientific experiment. The horrific sight inspires Hoshi to panic and demand a return to Earth, but Archer insists on continuing the mission and finding out more about the abandoned dead. Trouble comes calling when the aliens that were conducting the gruesome experiments return and begin attacking Captain Archer and his team.

Directors: Allan Kroeker
Judgment
star
7.30
1967 votes

#20 - Judgment

Season 2 - Episode 19 - Aired 4/9/2003

In a Klingon tribunal, Archer stands accused of aiding fugitives of the Empire and faces death if found guilty.

Doctor's Orders
star
7.30
2108 votes

#21 - Doctor's Orders

Season 3 - Episode 16 - Aired 2/18/2004

The fate of Enterprise is in Dr. Phlox's hands as the rest of the crew must be induced into a coma in order to survive a trans-dimensional disturbance.

Directors: Roxann Dawson
Writer: Chris Black
Demons (1)
star
7.31
1929 votes

#22 - Demons (1)

Season 4 - Episode 20 - Aired 5/6/2005

A xenophobic faction of humanity threatens to undermine talks to form a new coalition of planets.

Directors: LeVar Burton
Writer: Manny Coto
Oasis
star
7.31
2040 votes

#23 - Oasis

Season 1 - Episode 20 - Aired 4/3/2002

While exploring a crashed vessel on a desolate planet, the Enterprise crew is haunted by some ghostly figures, and they encounter an alien race that has survived despite insurmountable odds. Trip helps repair their derelict vessel and is befriended by Liana, an attractive humanoid alien who develops feelings for him.

Writer: Stephen Beck
Unexpected
star
7.31
2644 votes

#24 - Unexpected

Season 1 - Episode 5 - Aired 10/17/2001

When Trip is dispatched to assist an alien ship with its power source problems, he is delighted to have a friendly encounter with one of the ship's female engineers. But after discovering that their special moment has resulted in his becoming pregnant, he realizes he's had an unwitting experience with alien sex. Archer and his crew must then try and return the rapidly growing alien baby to its mother.

Directors: Mike Vejar
The Crossing
star
7.32
2097 votes

#25 - The Crossing

Season 2 - Episode 18 - Aired 4/2/2003

Noncorporeal aliens possess the bodies of the Enterprise crew.