Great sites
Mistakes
As Archer walks into the sickbay, while the camera pans, you can see a bottle of Crystal Geyser water. I noticed the bottle right away but had to pause it to see the brand. See more...
Star Trek: Enterprise (2001) - 8 trivia entries
starring Anthony Montgomery, Connor Trinneer, Dominic Keating, John Billingsley, Jolene Blalock, Linda Park, Scott Bakula (add more)
Across whole show
The character of T'Pol was originally going to be T'Pau, the Vulcan high priestess who appears in the original series episode "Amok Time" and in the film Star Trek III: The Search for Spock. Her name was changed because per WGA rules, the scriptwriter who'd written "Amok Time" would have had to be paid a royalty for every episode.
Regeneration (series 2)
⇑
⇓
A film reference to Star Trek: First Contact: Archer says something about a group of cybernetic creatures (The Borg), that tried to stop Cochrane from launching his mission into space that was stopped by a group of humanoids, that were also from the future (USS Enterprise NCC 1701-E).