The BEST Episodes of Eureka

Every episode ever - ranked by fan votes!

Last Updated: Sep 7, 2021

Network: Syfy

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.

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One Giant Leap...

#1 - One Giant Leap...

Season 4 - Episode 20 - Aired Sep 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.

star 8.22
3,579 votes
Directors: Matt Hastings
Writers: Jaime Paglia
Just Another Day

#2 - Just Another Day

Season 5 - Episode 13 - Aired Jul 16, 2012

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

star 8.17
2,710 votes
Directors: Matt Hastings
Writers: Jaime Paglia
Founder's Day

#3 - Founder's Day

Season 4 - Episode 1 - Aired Jul 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.

star 7.93
4,839 votes
Directors: Matt Hastings
Writers: Jaime Paglia
The Real Thing

#4 - The Real Thing

Season 5 - Episode 2 - Aired Apr 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.

star 7.88
3,634 votes
Directors: Michael Robison
Writers: Bruce Miller
Force Quit

#5 - Force Quit

Season 5 - Episode 3 - Aired Apr 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.

star 7.87
3,556 votes
Directors: Michael Rohl
Writers: Ron Milbauer, Terry Hughes Burton
Smarter Carter

#6 - Smarter Carter

Season 5 - Episode 9 - Aired Jun 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.

star 7.86
3,168 votes
Writers: Ed Fowler, Paula Yoo
Double Take

#7 - Double Take

Season 5 - Episode 12 - Aired Jul 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.

star 7.86
2,710 votes
Directors: Matt Hastings
Writers: John Herrera, Margaret Dunlap, Nina Fiore

#8 - Pilot

Season 1 - Episode 1 - Aired Jul 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.

star 7.85
4,237 votes
Directors: Peter O'Fallon
Writers: Andrew Cosby, Jaime Paglia
Lift Off

#9 - Lift Off

Season 4 - Episode 11 - Aired Jul 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.

star 7.85
3,845 votes
Directors: Michael Rohl
Writers: Bruce Miller, Jaime Paglia
Up in the Air

#10 - Up in the Air

Season 4 - Episode 14 - Aired Aug 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.

star 7.85
3,972 votes
Writers: Kira Snyder
Of Mites and Men

#11 - Of Mites and Men

Season 4 - Episode 16 - Aired Aug 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"

star 7.83
3,827 votes
Directors: Mike Rohl
Writers: Ron Milbauer, Terry Hughes Burton
If You Build It...

#12 - If You Build It...

Season 3 - Episode 13 - Aired Aug 7, 2009

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

star 7.82
3,379 votes
Directors: Mike Rohl
Writers: Bruce Miller

#13 - Glimpse

Season 4 - Episode 13 - Aired Jul 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.

star 7.82
3,994 votes
Directors: Michael Robison
Writers: Ed Fowler
Jack of All Trades

#14 - Jack of All Trades

Season 5 - Episode 5 - Aired May 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.

star 7.78
3,414 votes
Directors: Jaime Paglia
Writers: Eric Wallace, Jaime Paglia
Omega Girls

#15 - Omega Girls

Season 4 - Episode 15 - Aired Aug 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"

star 7.76
3,801 votes
Writers: Eric Wallace, Jaime Paglia
The Honeymooners

#16 - The Honeymooners

Season 5 - Episode 10 - Aired Jun 25, 2012

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

star 7.75
2,847 votes
Directors: Joe Morton
Writers: Eric Tuchman
Mirror, Mirror

#17 - Mirror, Mirror

Season 5 - Episode 11 - Aired Jul 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.

star 7.75
2,962 votes
Directors: Mike Rohl
Writers: Bruce Miller
Worst Case Scenario

#18 - Worst Case Scenario

Season 5 - Episode 6 - Aired May 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.

star 7.75
3,426 votes
Writers: Jill Blotevogel
Dr. Nobel

#19 - Dr. Nobel

Season 1 - Episode 6 - Aired Aug 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.

star 7.75
3,017 votes
Directors: Jeff Woolnough
Writers: Dan E. Fesman, Harry Victor

#20 - Reprise

Season 4 - Episode 12 - Aired Jul 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.

star 7.75
3,857 votes
Directors: Matt Hastings
Writers: Amy Berg
This One Time at Space Camp...

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

Season 4 - Episode 18 - Aired Aug 29, 2011

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

star 7.74
3,636 votes
Directors: Andrew Seklir
Writers: Amy Berg
One Small Step...

#22 - One Small Step...

Season 4 - Episode 19 - Aired Sep 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

star 7.74
3,776 votes
Directors: Michael Robison
Writers: Andrew Cosby, Bruce Miller, Jaime Paglia
Noche de Sueños

#23 - Noche de Sueños

Season 2 - Episode 6 - Aired Aug 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.

star 7.73
2,530 votes
Directors: Eric Laneuville
Writers: Jaime Paglia
Ship Happens

#24 - Ship Happens

Season 3 - Episode 14 - Aired Aug 14, 2009

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

star 7.73
3,168 votes
Directors: Chris Fisher
Writers: Charles Grant Craig
I'll Be Seeing You

#25 - I'll Be Seeing You

Season 4 - Episode 9 - Aired Sep 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.

star 7.73
4,633 votes
Directors: Michael Robison
Writers: Jaime Paglia