The BEST episodes of Eureka

Every episode of Eureka ever, ranked from best to worst by thousands of votes from fans of the show. The best 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: 12/12/2024Network: SYFYStatus: Ended
One Giant Leap...
star
8.21
3592 votes

#1 - One Giant Leap...

Season 4 - Episode 20 - Aired 9/19/2011

In the season finale - It's chaos in Eureka when an energy beam rips through main street but the Astraeus launch must go on...with or without Eureka intact.

Directors: Matt Hastings
Writer: Jaime Paglia
Watch Now:AmazonApple TV
Just Another Day
star
8.17
2709 votes

#2 - Just Another Day

Season 5 - Episode 13 - Aired 7/16/2012

In the series finale, wormholes randomly materialize around Eureka as the Department of Defense is set to shut the town.

Directors: Matt Hastings
Writer: Jaime Paglia
Watch Now:AmazonApple TV
Founder's Day
star
7.92
4867 votes

#3 - Founder's Day

Season 4 - Episode 1 - Aired 7/9/2010

Dr. Grant, a former resident of the town, causes serious alarm with his unexpected return. His romantic interest in Allison Blake also causes significant friction with Sheriff Jack Carter.

Directors: Matt Hastings
Writer: Jaime Paglia
Watch Now:AmazonApple TV
The Real Thing
star
7.87
3652 votes

#4 - The Real Thing

Season 5 - Episode 2 - Aired 4/23/2012

Carter and Andy are jailed for trying to steal a piece of equipment to complete a device that Kevin has assembled to search for the Astraeus crew. Meanwhile, Holly comes up with a dangerous theory.

Directors: Michael Robison
Writer: Bruce Miller
Watch Now:AmazonApple TV
Force Quit
star
7.86
3562 votes

#5 - Force Quit

Season 5 - Episode 3 - Aired 4/30/2012

Carter and Jo continue their search for the missing Astraeus crew. A surprising source confirms the new theory of the disaster, and offers to help them rescue the crew. Meanwhile, back at the lab, lives are at risk as more of the crew comes closer to the truth of their situation.

Directors: Michael Rohl
Watch Now:AmazonApple TV
Double Take
star
7.85
2720 votes

#6 - Double Take

Season 5 - Episode 12 - Aired 7/9/2012

The people of Eureka are being kidnapped and replaced by body-doubles one by one unless Allison, Fargo and Zane can figure out how to avoid capture and save their town.

Directors: Matt Hastings
Watch Now:AmazonApple TV
Smarter Carter
star
7.85
3164 votes

#7 - Smarter Carter

Season 5 - Episode 9 - Aired 6/18/2012

While under the influence of a smart drug, Carter becomes a genius like everyone else in town and starts to change the laws of physics. Unfortunately, his condition soon endangers all of Eureka, including Allison's brother who is in town just to meet his new brother-in-law.

Watch Now:AmazonApple TV
Pilot
star
7.85
4256 votes

#8 - Pilot

Season 1 - Episode 1 - Aired 7/18/2006

After a strange accident sidelines Eureka's sheriff, U.S. Marshal Jack Carter takes over the investigation into the mysterious phenomenon that led to the death of a resident. Carter learns about the secret purpose of the town while trying to re-establish a connection with his angry and bitter daughter, Zoe. He develops a friendly working relationship with government liaison Allison Blake and meets some of the more eccentric residents of Eureka.

Directors: Peter O'Fallon
Watch Now:AmazonApple TV
Lift Off
star
7.84
3851 votes

#9 - Lift Off

Season 4 - Episode 11 - Aired 7/11/2011

Zane pesters Jo for details she does not want to reveal. Carter problem-solves at Andy and S.A.R.A.H.'s wedding. Elsewhere, Zane's actions make him and Fargo unexpectedly airborne.

Directors: Michael Rohl
Watch Now:AmazonApple TV
Up in the Air
star
7.84
3996 votes

#10 - Up in the Air

Season 4 - Episode 14 - Aired 8/1/2011

Jack deals with a bank robbery which may relate to the sudden gravity issues besetting the citizens of Eureka. Meanwhile, Fargo's rivalry with Isaac Parrish is boosted when he learns Holly and Parrish went on a date.

Writer: Kira Snyder
Watch Now:AmazonApple TV
Of Mites and Men
star
7.83
3837 votes

#11 - Of Mites and Men

Season 4 - Episode 16 - Aired 8/15/2011

Global Dynamics deals with two threats—a visit from Senator Wen and robotic bugs that can consume everything—it's unclear which is the bigger one. Meanwhile, Allison refuses to acknowledge any deficit with which the implants may have left her. SYFY has this & "Omega Girls" Listed as episode 16 and does not have #17 "Clash of the Titans Listed"

Directors: Mike Rohl
Watch Now:AmazonApple TV
If You Build It...
star
7.82
3405 votes

#12 - If You Build It...

Season 3 - Episode 13 - Aired 8/7/2009

Teenagers construct an odd building in a Eureka field while asleep.

Directors: Mike Rohl
Writer: Bruce Miller
Watch Now:AmazonApple TV
Glimpse
star
7.82
4005 votes

#13 - Glimpse

Season 4 - Episode 13 - Aired 7/25/2011

Jo receives a technical boost to her crime-fighting ability with lenses that predict security breaches. Allison's headaches won't go away so Carter plans a vacation. Fargo, meanwhile, deals with an onslaught of volunteers when he announces a space mission with room for civilians.

Directors: Michael Robison
Writer: Ed Fowler
Watch Now:AmazonApple TV
Jack of All Trades
star
7.77
3418 votes

#14 - Jack of All Trades

Season 5 - Episode 5 - Aired 5/14/2012

Jack starts to swap bodies uncontrollably, which puts both his body and his consciousness in awkward situations. Meanwhile, Warren Hughes returns to GD to evaluate Astraeus crew members' reactions to their abductions. Elsewhere, Zane's quest for answers from the Matrix reveals disturbing results for both him and Fargo.

Directors: Jaime Paglia
Watch Now:AmazonApple TV
Worst Case Scenario
star
7.75
3433 votes

#15 - Worst Case Scenario

Season 5 - Episode 6 - Aired 5/21/2012

It's disaster drill day at GD and everyone must participate in order to see how well they would do in a disaster. Unfortunately the computer conducting the drill makes the simulation a reality. Elsewhere, Fargo undergoes risky interfaces with the Matrix to confirm Zane's findings.

Watch Now:AmazonApple TV
Omega Girls
star
7.75
3817 votes

#16 - Omega Girls

Season 4 - Episode 15 - Aired 8/8/2011

When Zoe comes home for a visit, Jo faces an angry woman who doesn't accept her fumbling explanations about Zane. This all fades to background noise, however, when they find everyone in Eureka unconscious and must find a way to work together so they can revive the town and beat Beverly before she gets hold of valuable data. SYFY has this & "Of Mites and Men" Listed as episode 16 and does not have #17 "Clash of the Titans Listed"

Watch Now:AmazonApple TV
Mirror, Mirror
star
7.75
2965 votes

#17 - Mirror, Mirror

Season 5 - Episode 11 - Aired 7/2/2012

The Department of Justice arrives to investigate Grace, while Henry struggles with his conscience and Eureka is cut off from the world by a malfunctioning experiment that threatens to eradicate the town's populace.

Directors: Mike Rohl
Writer: Bruce Miller
Watch Now:AmazonApple TV
This One Time at Space Camp...
star
7.74
3654 votes

#18 - This One Time at Space Camp...

Season 4 - Episode 18 - Aired 8/29/2011

The Astraeus candidates go through their final interviews while Carter and Allison appeal their relationship audit.

Directors: Andrew Seklir
Writer: Amy Berg
Watch Now:AmazonApple TV
The Honeymooners
star
7.74
2860 votes

#19 - The Honeymooners

Season 5 - Episode 10 - Aired 6/25/2012

Jack and Allison's perfect honeymoon is interrupted when sabotage is discovered in Eureka. Elsewhere, Holly faces another hurdle to remain intact.

Directors: Joe Morton
Writer: Eric Tuchman
Watch Now:AmazonApple TV
Reprise
star
7.74
3869 votes

#20 - Reprise

Season 4 - Episode 12 - Aired 7/18/2011

Carter's duties expand to babysitting when Allison attends a medical conference, and Fargo finds his groove when a certain song is played. Meanwhile, a rocket scientist appears at Café Diem.

Directors: Matt Hastings
Writer: Amy Berg
Watch Now:AmazonApple TV
One Small Step...
star
7.74
3796 votes

#21 - One Small Step...

Season 4 - Episode 19 - Aired 9/12/2011

When an explosion in the Astraeus lab accidentally sends Andy to Titan the team must devise a plan to save him before it's too late! Eureka

Directors: Michael Robison
Watch Now:AmazonApple TV
Dr. Nobel
star
7.74
3056 votes

#22 - Dr. Nobel

Season 1 - Episode 6 - Aired 8/22/2006

After Fargo and Spencer accidentally activate a doomsday device, Carter must help Dr. Irwin Thatcher, an aging scientist, to shut down the device.

Directors: Jeff Woolnough
Watch Now:AmazonApple TV
Ship Happens
star
7.73
3195 votes

#23 - Ship Happens

Season 3 - Episode 14 - Aired 8/14/2009

Henry's 20-year-old project returns with more on board than it left with.

Directors: Chris Fisher
Watch Now:AmazonApple TV
Noche de Sueños
star
7.73
2575 votes

#24 - Noche de Sueños

Season 2 - Episode 6 - Aired 8/14/2007

A toxic spill seems to cause Eureka's residents to share their dreams. Initially the situation is amusing, but turns dire after the dream sharing is discovered to have a lethal attribute. The situation becomes more complicated, when Carter finds out that the spill is not the cause.

Directors: Eric Laneuville
Writer: Jaime Paglia
Watch Now:AmazonApple TV
I'll Be Seeing You
star
7.73
4662 votes

#25 - I'll Be Seeing You

Season 4 - Episode 9 - Aired 9/10/2010

Dr. Grant attempts to return to 1947 but when Carter intrudes, they both wind up stuck in the past under the threat of altering present-day Eureka once again.

Directors: Michael Robison
Writer: Jaime Paglia
Watch Now:AmazonApple TV