Season 4
(2004)
Overview
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.
Cast
as Jonathan Archer
as T'Pol
as Charles 'Trip' Tucker III
as Phlox
as Malcolm Reed
as Hoshi Sato
as Travis Mayweather
Episodes
Storm Front (1) 7.2
October 8, 2004
Archer and the NX-01 find themselves in Earth's past, with events of World War II altered by the Temporal Cold War.
Storm Front (2) 7.0
October 15, 2004
With Silik's help, Archer hones in on the temporal operative who altered Earth's past and threatens to destroy all of t…
Home 7.7
October 22, 2004
Once the NX-01 finally returns to Earth, the weary crewmen face repercussions of their journeys, both positive and nega…
Borderland (1) 7.7
October 29, 2004
When genetic supermen left over from the Eugenics Wars hijack a Klingon ship, Archer must rely on their creator, the cr…
Cold Station 12 (2) 7.7
November 5, 2004
Arik Soong leads his band of Augments to a medical facility where hundreds of genetically enhanced embryos are still st…
The Augments (3) 7.5
November 12, 2004
In defiance of their "father," Arik Soong's Augments devise a heinous plot against the Klingons which will surely lead …
The Forge (1) 7.8
November 19, 2004
Earth's embassy on Vulcan is bombed, and the ensuing investigation puts Archer and T'Pol on the trail of a Vulcan relig…
Awakening (2) 7.6
November 26, 2004
Archer and T'Pol encounter the Syrrannites, a radical group hiding in the Vulcan desert, while the NX-01 crew contends …
Kir'Shara (3) 7.7
December 3, 2004
Archer, T'Pol and T'Pau attempt to bring the Kir'Shara — an artifact believed to contain Surak's original writings — to…
Daedalus 6.2
January 14, 2005
The inventor of the transporter, Emory Erickson, comes aboard Enterprise for a risky experiment.
Observer Effect 7.7
January 21, 2005
Non corporeal aliens study the Enterprise crew as they respond to a fatal viral infection brought on board from an away…
Babel One (1) 8.0
January 28, 2005
Enterprise journeys to Babel with a Tellarite ambassador on board for peace talks with the Andorians, when a distress c…
United (2) 8.0
February 4, 2005
Archer tries to unify the Andorians, Tellarites and Vulcans in a plan to capture a marauder ship threatening to destabi…
The Aenar (3) 7.7
February 11, 2005
Archer visits Shran's icy homeworld to find an Andorian subspecies called the Aenar, to determine their connection to t…
Affliction (1) 7.6
February 18, 2005
While Enterprise visits Earth for the launch of Columbia, Phlox is kidnapped and forced to help the Klingons deal with …
Divergence (2) 7.5
February 25, 2005
With Columbia's help, the Enterprise crew grapples with sabotage to their ship as they pursue the truth behind the kidn…
Bound 6.0
April 15, 2005
As a gift for negotiating with the Orion Syndicate, Captain Archer receives three Orion Slave Girls.
In a Mirror, Darkly (1) 7.5
April 22, 2005
In the mirror universe, Commander Archer mutinies against Captain Forrest in order to capture a future Earth ship found…
In a Mirror, Darkly (2) 7.6
April 29, 2005
In the mirror universe, Archer commandeers the 23rd-century Defiant from the Tholians and uses it in a nefarious power …
Demons (1) 7.5
May 6, 2005
A xenophobic faction of humanity threatens to undermine talks to form a new coalition of planets.
Terra Prime (2) 7.8
May 13, 2005
A human isolationist leader threatens to destroy Starfleet Command unless all aliens leave Earth immediately.
These Are the Voyages... 6.1
May 13, 2005
Six years in the future, an emotional Captain Archer and the crew return to Earth to face the decommission of Enterpris…