Remember Me - S4-E5
Trivia: Gates McFadden (Commander Beverly Crusher, M.D) did all of her own stunts in this episode, while she was early on in her pregnancy.
Half a Life - S4-E22
Trivia: One of the computer readouts that Dr. Timicin studies in Engineering has the numeric code "4077". This is a reference to David Ogden Stiers' earlier role on the series M*A*S*H.
The Best of Both Worlds (2) - S4-E1
Trivia: When the Enterprise is travelling through the debris field, one of parts it goes past resembles the secondary, or bottom part, of the Enterprise A.
Chosen answer: The uniform does indeed change colour. It may be due to the need for a green screen in part, or perhaps some lighting altering our perception. That being said, it certainly looks green at the start, blue thereafter.
The show has been done in HD now and not sure if they fix this problem.
Dan23