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| S | E | Hr | Gd | Title | Episode Summary. | Date |
| 2 | 0 | 26 | Enterprise- Season Two | (2002-03), Fictional Date 2152. | ||
| 2 | 1 | 27 | A | Shockwave part 2 | Archer contacts Enterprise from the future and they take it back from the Suliban. | 2002 09.18 |
| 2 | 2 | 28 | A | Carbon Creek | T'Pol tells Trip and Archer the story of the 1st Vulcans to crash on earth in the 1950s. | 2002 09.25 |
| 2 | 3 | 29 | A | Minefield (part 1) | Malcolm (injured) and Archer defuse a mine attached to the hull as Romulans threaten them. | 2002 10.02 |
| 2 | 4 | 30 | B? | Dead Stop (part 2) | An automated repair station fixes the ship and tries to extract an odd payment. | 2002 10.09 |
| 2 | 5 | 31 | A+ | A Night In Sickbay | Archer is grouchy when Porthos gets sick after diplomatic problems. Sexual tensions too. | 2002 10.16 |
| 2 | 6 | 32 | B- | Marauders | The crew teaches a small deuterium refinery to defend itself against marauding Klingons. | 2002 10.30 |
| 2 | 7 | 33 | B+? | The Seventh | T'Pol is sent to capture an agent gone bad but has difficulties with repressed memories. | 2002 11.06 |
| 2 | 8 | 34 | B- | Communicator | Trying to retrieve a lost communicator, Malcolm and Archer are captured by pre-warp people. | 2002 11.13 |
| 2 | 9 | 35 | C+ | Singularity | All but T'Pol are knocked out by radiation from a black hole system. | 2002 11.20 |
| 2 | 10 | 36 | B- | Vanishing Point | After an emergency beam up, Hoshie feels odd, like no one can see her, and she vanishes. | 2002 11.27 |
| 2 | 11 | 37 | B+ | Precious Cargo | Tucker and a kidnapped princess escape while Archer interrogates a kidnapper. | 2002 12.11 |
| 2 | 12 | 38 | A | Catwalk | The ship is invaded while the crew and 3 aliens stay in a radiation proof service tunnel. | 2002 12.18 |
| 2 | 13 | 39 | B- | Dawn | Trip and the alien who shot his shuttle down have to leave before sunrise cooks them. | 2003 01.08 |
| 2 | 14 | 40 | B+ | Stigma | Flox's wife hits on Trip. Bigoted Vulcans recall T'Pol because of a mind meld disease. | 2003 02.05 |
| 2 | 15 | 41 | B | Cease Fire | The Andorians ask Archer to help negotiate a cease fire with the Vulcans. | 2003 02.12 |
| 2 | 16 | 42 | A | Future Tense | Enterprise picks up a "Tardis" that the Suliban and Tholians want badly. | 2003 02.19 |
| 2 | 17 | 43 | C- | Canamar | Archer and Trip have to escape from a prison transport after false arrest. | 2003 02.26 |
| 2 | 18 | 44 | A | Crossing | Non-corporeal beings take over the crew but appear friendly - at first. | 2003 03.02 |
| 2 | 19 | 45 | C | Judgment | Klingons try Archer. He has a good defense but is sent to Rura-Penthe anyway. | 2003 03.09 |
| 2 | 20 | 46 | C- | Horizon | Family Feud when Travis visits his family's cargo ship. T'Pol watches Frankenstein. | 2003 03.16? |
| 2 | 21 | 47 | B- C+ | Breach | A search for 3 scientists in a cave. Dr Flox must treat an ancient enemy. | 2003 04.23 |
| 2 | 22 | 48 | C+ | Cogenitor | The third gender of aliens is treated as a pet. Trip teaches it to read causing trouble. | 2003 04.20 |
| 2 | 23 | 49 | A | Regeneration | A Borg frozen 100 yrs in the Artic, regenerates and escapes. Enterprise attacks them. | 2003 05.07 |
| 2 | 24 | 50 | C+ | First Flight | Flashbacks. Archer relates his first warp 2-3 test flights to T'Pol. | 2003 05.14 |
| 2 | 25 | 51 | B | Bounty | Archer kidnapped by a Tellurite bounty hunter. T'Pol enters Pon Far in isolation with Flox. | 2003 05.14 |
| 2 | 26 | 52 | B | Expanse (part 1) | Xindi make a trial attack. Enterprise goes to the Delphic Expanse. Klingons after the Andorians. | 2003 05.21 |
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