
Season 3
Overview
After a devastating attack on Earth kills seven million people, Captain Archer and the crew of the NX-01 venture into the Delphic Expanse to seek out those responsible.
Episodes

1. The Xindi
2003-09-10
Captain Archer and his crew set out to gain information about the mysterious and antagonistic Xindi race.

2. Anomaly
2003-09-17
Enterprise starts experiencing effects of the spatial distortions pervading the Delphic Expanse, and falls victim to predatory aliens.

3. Extinction
2003-09-24
On a mission to investigate an abandoned Xindi vessel on a jungle planet, Archer, Reed and Hoshi succumb to a virus that mutates them into a primal life form.

4. Rajiin
2003-10-01
The NX-01 gets closer to a showdown with the Xindi when Captain Archer takes on an enigmatic passenger: a beautiful slave named Rajiin.

5. Impulse
2003-10-08
When Enterprise responds to a distress call from a Vulcan ship stranded in the Delphic Expanse, Archer and his boarding team are attacked by insane zombie-like Vulcans.

6. Exile
2003-10-15
A powerful telepath makes contact with Hoshi and offers to help Enterprise find the Xindi ... for a price.

7. The Shipment
2003-10-29
Archer, Reed and Major Hayes infiltrate a Xindi-Sloth industrial colony to learn more about the weapon of mass destruction that will be used against Earth.

8. Twilight
2003-11-05
A spatial distortion leaves Archer unable to form any new long-term memories. Years in the future, he wakes up one morning and is stunned to learn the outcome of the human-Xindi conflict.

9. North Star
2003-11-12
When a settlement of humans living a 19th-century Western lifestyle is discovered on a Delphic Expanse planet, Archer and crew set out to learn how they got there.

10. Similitude
2003-11-19
When Trip suffers a catastrophic injury, his only hope for survival is a transplant from a "mimetic symbiont" which Phlox grows from one of his exotic creatures.

11. Carpenter Street
2003-11-26
Archer and T'Pol travel back in time to 2004 Detroit to stop a Xindi plot.

12. Chosen Realm
2004-01-14
Religious zealots hijack Enterprise to use it as a weapon against the enemies of their faith.

13. Proving Ground
2004-01-21
An Andorian ship led by Commander Shran arrives in the Delphic Expanse to help Enterprise hone in on the Xindi super-weapon.

14. Stratagem
2004-02-04
Archer finds himself face-to-face with Degra, the designer of the Xindi superweapon, and tries to get him to reveal its location.

15. Harbinger
2004-02-11
As Archer tries to unravel the mystery of a rescued alien, long-simmering feelings explode among his senior officers.

16. Doctor's Orders
2004-02-18
The fate of Enterprise is in Dr. Phlox's hands as the rest of the crew must be induced into a coma in order to survive a trans-dimensional disturbance.

17. Hatchery
2004-02-25
Archer goes to extreme lengths to save an abandoned nest of Xindi-Insectoid eggs ready to hatch.

18. Azati Prime
2004-03-03
Archer sets out on a suicide mission to destroy the Xindi superweapon as Enterprise faces a brutal attack.

19. Damage
2004-04-21
While dissension among Xindi ranks festers, Enterprise tries to recover from a devastating attack.

20. The Forgotten
2004-04-28
Two high-ranking Xindi offer to stop the launch of their superweapon if Archer can prove they've been manipulated. Meanwhile, the crew mourns their lost mates.

21. E²
2004-05-05
An attempt to use a Xindi subspace corridor leads the Enterprise crew to a bizarre encounter with their own descendants.

22. The Council
2004-05-12
Archer and Hoshi stand before the Xindi Council as T'Pol and Reed lead a team into the heart of a Sphere.

23. Countdown
2004-05-19
With help from Xindi allies, the Enterprise crew attempts to stop the arming of the Weapon aimed toward Earth.

24. Zero Hour
2004-05-26
Archer puts his life on the line in a risky gambit to intercept the Xindi superweapon and disarm it from within.