Eureka

The WORST episodes of Eureka

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

The sleepy Pacific Northwest town of Eureka is hiding a mysterious secret. The government has been relocating the world’s geniuses and their families to this rustic town for years where innovation and chaos have lived hand in hand. U.S. Marshal Jack Carter (Colin Ferguson) stumbles upon this odd town after wrecking his car and becoming stranded there. When the denizens of the town unleash an unknown scientific creation, Carter jumps in to try to restore order and consequently learns of one of the country’s best kept secrets.

Last Updated: 7/24/2022Network: Syfy
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You Don't Know Jack
star
7.09
3055 votes

#1 - You Don't Know Jack

Season 3 - Episode 16 - Aired 8/28/2009

It's a busy day for Global Dynamics and Eureka as Allison's labor begins during a sonic cleaning of the company, and the townspeople exhibit Alzheimer's disease at the same time.

Directors: James Head
Watch Now:AmazoniTunes
Primal
star
7.30
2997 votes

#2 - Primal

Season 1 - Episode 9 - Aired 9/12/2006

Fargo invents a device that bridges the gap between computers and human brains

Directors: Colin Bucksey
Watch Now:AmazoniTunes
God is in the Details
star
7.35
2619 votes

#3 - God is in the Details

Season 2 - Episode 10 - Aired 9/11/2007

Zoe and her friends lose their voices, but whatever is causing the symptoms has an even worse effect on Allison and her only hope comes from an unusual source.

Directors: Mike Rohl
Watch Now:AmazoniTunes
Show Me the Mummy
star
7.36
2794 votes

#4 - Show Me the Mummy

Season 3 - Episode 5 - Aired 8/26/2008

When an Egyptian tomb is opened at Global Dynamics, strange things start to happen, leading Fargo to believe it is the mummy's curse. The mummy, however, has disappeared, and Carter investigates.

Watch Now:AmazoniTunes
O Little Town
star
7.45
4176 votes

#5 - O Little Town

Season 4 - Episode 10 - Aired 12/7/2010

Carter can't get into the Christmas spirit especially with the town surrounded by a force-field. Fargo organizes the GD holiday party, and Allison is full of holiday cheer.

Directors: Matt Hastings
Watch Now:AmazoniTunes
Bad to the Drone
star
7.46
3144 votes

#6 - Bad to the Drone

Season 3 - Episode 1 - Aired 7/29/2008

Eureka is threatened by an intelligent drone with "issues" after an anti-missile test. Meanwhile, Eva Thorne, nicknamed "The Fixer" after dismantling and rebuilding several corporations, arrives in Eureka to evaluate Global Dynamics' expenditures.

Directors: Bryan Spicer
Watch Now:AmazoniTunes
Best in Faux
star
7.47
2854 votes

#7 - Best in Faux

Season 3 - Episode 3 - Aired 8/12/2008

The town's annual dog show gets into full swing complete with exploding robotic canines. Meanwhile, Sheriff Carter experiences an isolated earthquake, Zoe contemplates quitting the accelerated physics program, and Allison starts fitting her wedding dress.

Directors: Paul Holohan
Watch Now:AmazoniTunes
From Fear to Eternity
star
7.47
2979 votes

#8 - From Fear to Eternity

Season 3 - Episode 8 - Aired 9/23/2008

When a potentially world-altering scientific discovery from Eureka's past finally comes to light, can anyone be trusted with it? The question is far from rhetorical for Carter: Zoe's life is in immediate danger and Eva Thorne knows why.

Directors: Eric Laneuville
Watch Now:AmazoniTunes
Unpredictable
star
7.47
2837 votes

#9 - Unpredictable

Season 2 - Episode 3 - Aired 7/24/2007

An isolated deep freeze trigger causes a chain reaction of sudden weather changes in Eureka.

Directors: Robert Lieberman
Watch Now:AmazoniTunes
Invincible
star
7.48
3360 votes

#10 - Invincible

Season 1 - Episode 5 - Aired 8/15/2006

After a lab accident, Global Dynamics researcher Carl Carlson is expelled from Eureka due to lack of results. Later, it is discovered that the accident has unlocked hidden abilities in Carl. Meanwhile, Jack does his best to avoid a physical.

Directors: Michael Robison
Watch Now:AmazoniTunes
Duck, Duck Goose
star
7.49
2691 votes

#11 - Duck, Duck Goose

Season 2 - Episode 5 - Aired 8/7/2007

Space debris threatens Eureka's existence after it accumulates into a large cloud. Carter investigates in an effort to avert potential disaster.

Directors: Michael Lange
Watch Now:AmazoniTunes
Friendly Fire
star
7.49
3377 votes

#12 - Friendly Fire

Season 5 - Episode 4 - Aired 5/7/2012

When a smart fire experiment gets out of control, Carter and team discover that the Astraeus victims may be the cause. Meanwhile, Fargo deals with Holly's death, Grace struggles to maintain her relationship with Henry, and Allison fights her feelings about Jo.

Directors: Michael Rohl
Watch Now:AmazoniTunes
Momstrosity
star
7.52
4742 votes

#13 - Momstrosity

Season 4 - Episode 6 - Aired 8/13/2010

Carter's camping trip with Kevin becomes a little scarier than ghost stories by the camp fire when a malfunction with the AI at Global Dynamics may turn some of them deadly. Elsewhere, Henry thinks about telling Grace the truth.

Directors: Mike Rohl
Watch Now:AmazoniTunes
Have an Ice Day
star
7.53
3182 votes

#14 - Have an Ice Day

Season 3 - Episode 17 - Aired 9/11/2009

Tess hopes her first day in charge of Global will be uneventful; the arrival of an Arctic ice core brings a new Ice Age to Eureka

Directors: Joe Morton
Watch Now:AmazoniTunes
Here Come the Suns
star
7.54
3126 votes

#15 - Here Come the Suns

Season 3 - Episode 7 - Aired 9/16/2008

The town's mayoral race is disrupted when Zoe's science partner inadvertently causes a second sun to appear over Eureka.

Directors: Oz Scott
Watch Now:AmazoniTunes
Phased and Confused
star
7.54
2908 votes

#16 - Phased and Confused

Season 3 - Episode 6 - Aired 9/9/2008

A mysterious "superhero" who can walk through walls is causing a ruckus in Eureka. Meanwhile, Zoe and her friends become stranded with Zane Donovan in an abandoned subterranean facility.

Directors: Michael Robison
Watch Now:AmazoniTunes
What Goes Around, Comes Around
star
7.54
3567 votes

#17 - What Goes Around, Comes Around

Season 3 - Episode 18 - Aired 9/18/2009

Zoe prepares to leave for college. Tess receives a job offer in Australia. A magnetic disturbance hovers above Eureka.

Directors: Matt Hastings
Watch Now:AmazoniTunes
Alienated
star
7.55
3151 votes

#18 - Alienated

Season 1 - Episode 4 - Aired 8/8/2006

Spencer is apparently abducted by aliens and then returned to earth the next day inside a crop circle. Also, the town is visited by the congressman whose committee is responsible for its government funding.

Directors: Marita Grabiak
Watch Now:AmazoniTunes
Try, Try Again
star
7.56
2919 votes

#19 - Try, Try Again

Season 2 - Episode 2 - Aired 7/17/2007

Carter requests Stark's help after Fargo accidentally activates a personal force field, which causes mayhem.

Directors: Michael Nankin
Watch Now:AmazoniTunes
All That Glitters
star
7.56
2598 votes

#20 - All That Glitters

Season 2 - Episode 12 - Aired 9/25/2007

The town along with its residents mysteriously start to deconstruct. The prime suspect is an artist who couldn't get along with Stark when he was working at Global Dynamics.

Directors: Michael Grossman
Watch Now:AmazoniTunes
Blink
star
7.57
2970 votes

#21 - Blink

Season 1 - Episode 7 - Aired 8/29/2006

Carter investigates an unusual car accident. Meanwhile, Stark is under stress to produce results on a project.

Directors: Jefery Levy
Watch Now:AmazoniTunes
Family Reunion
star
7.58
2597 votes

#22 - Family Reunion

Season 2 - Episode 7 - Aired 8/21/2007

A man who turns out to be Fargo's grandfather has been cryogenically frozen for 50 years. He is awakened from his slumber by accident with no recollection of how he was frozen. In addition to that, it seems that he is the father of lots of technologies at Eureka.

Directors: Michael Lange
Watch Now:AmazoniTunes
Right as Raynes
star
7.58
2974 votes

#23 - Right as Raynes

Season 1 - Episode 8 - Aired 9/5/2006

When the return of Eureka's star pupil causes problems all over town, Stark is forced to make a hard choice. Carter attempts to track down Zoe who has run off with the former resident.

Directors: Michael J. Rohl
Watch Now:AmazoniTunes
All the Rage
star
7.62
4714 votes

#24 - All the Rage

Season 4 - Episode 3 - Aired 7/23/2010

Dr. Isaac Parrish, the brilliant director of the Non-lethal Weapons Lab, is feeling a little undervalued these days. Then all his latent hostility goes viral, infecting everyone with such fury that no one is safe, especially Fargo.

Directors: Mike Rohl
Watch Now:AmazoniTunes
The Story of O2
star
7.62
4710 votes

#25 - The Story of O2

Season 4 - Episode 4 - Aired 7/30/2010

As Eureka celebrates Space Week, Dr. Ramsey unveils his cutting edge invention that could allow colonization of Mars. Unfortunately, a slight malfunction may cause it to incinerate Eureka before the dream is realized. Equally bad is that Eureka's go-to guy for crisis intervention has just gone to Boston to visit his daughter at Harvard.

Directors: Colin Ferguson
Watch Now:AmazoniTunes

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