During the mid-22nd century, a century before Captain Kirk's five-year mission, Jonathan Archer captains the United Earth ship Enterprise during the early years of Starfleet, leading up to the Earth-Romulan War and the formation of the Federation.
Showing Season 4 of 5
Season 4
2004
Upon returning home after preventing a second Xindi attack, Enterprise explores cultural shifts on Vulcan; forges alliances with Earth's neighbors in the face of Romulan aggression; deals with a plague inside the Klingon Empire; explores the Mirror Universe; and overcomes xenophobic elements to lead an interstellar community.
01. Storm Front (1)
2004-10-08
Archer and the NX-01 find themselves in Earth's past, with events of World War II altered by the Temporal Cold War.
02. Storm Front (2)
2004-10-15
With Silik's help, Archer hones in on the temporal operative who altered Earth's past and threatens to destroy all of time.
03. Home
2004-10-22
Once the NX-01 finally returns to Earth, the weary crewmen face repercussions of their journeys, both positive and negative.
04. Borderland (1)
2004-10-29
When genetic supermen left over from the Eugenics Wars hijack a Klingon ship, Archer must rely on their creator, the criminal Dr. Arik Soong, to help hunt them down.
05. Cold Station 12 (2)
2004-11-05
Arik Soong leads his band of Augments to a medical facility where hundreds of genetically enhanced embryos are still stored, intending to retrieve them and bring them to life.
06. The Augments (3)
2004-11-12
In defiance of their "father," Arik Soong's Augments devise a heinous plot against the Klingons which will surely lead to interstellar war.
07. The Forge (1)
2004-11-19
Earth's embassy on Vulcan is bombed, and the ensuing investigation puts Archer and T'Pol on the trail of a Vulcan religious faction hiding in a treacherous desert.
08. Awakening (2)
2004-11-26
Archer and T'Pol encounter the Syrrannites, a radical group hiding in the Vulcan desert, while the NX-01 crew contends with Vulcan power ploys.
09. Kir'Shara (3)
2004-12-03
Archer, T'Pol and T'Pau attempt to bring the Kir'Shara — an artifact believed to contain Surak's original writings — to the Vulcan capital, as the NX-01 gets involved in a Vulcan-Andorian military clash.
10. Daedalus
2005-01-14
The inventor of the transporter, Emory Erickson, comes aboard Enterprise for a risky experiment.
11. Observer Effect
2005-01-21
Non corporeal aliens study the Enterprise crew as they respond to a fatal viral infection brought on board from an away mission.
12. Babel One (1)
2005-01-28
Enterprise journeys to Babel with a Tellarite ambassador on board for peace talks with the Andorians, when a distress call from Shran is received.
13. United (2)
2005-02-04
Archer tries to unify the Andorians, Tellarites and Vulcans in a plan to capture a marauder ship threatening to destabilize the region.
14. The Aenar (3)
2005-02-11
Archer visits Shran's icy homeworld to find an Andorian subspecies called the Aenar, to determine their connection to the marauder destroying ships in the region.
15. Affliction (1)
2005-02-18
While Enterprise visits Earth for the launch of Columbia, Phlox is kidnapped and forced to help the Klingons deal with a grave threat toward their species.
16. Divergence (2)
2005-02-25
With Columbia's help, the Enterprise crew grapples with sabotage to their ship as they pursue the truth behind the kidnapping of Phlox.
17. Bound
2005-04-15
As a gift for negotiating with the Orion Syndicate, Captain Archer receives three Orion Slave Girls.
18. In a Mirror, Darkly (1)
2005-04-22
In the mirror universe, Commander Archer mutinies against Captain Forrest in order to capture a future Earth ship found in Tholian space.
19. In a Mirror, Darkly (2)
2005-04-29
In the mirror universe, Archer commandeers the 23rd-century Defiant from the Tholians and uses it in a nefarious power grab.
20. Demons (1)
2005-05-06
A xenophobic faction of humanity threatens to undermine talks to form a new coalition of planets.
21. Terra Prime (2)
2005-05-13
A human isolationist leader threatens to destroy Starfleet Command unless all aliens leave Earth immediately.
22. These Are the Voyages...
2005-05-13
Six years in the future, an emotional Captain Archer and the crew return to Earth to face the decommission of Enterprise and signing of the Federation charter.
