Corrected entry: When the Doctor and Amy are in the star whale's mouth, the light given off by the sonic screwdriver is the previous version's blue, instead of the usual current green.
LizzieWDDoctor: So, that's the trap. Or the test or the final judgment, I don't know. But if I kill you, I kill her. Except that implies, in this big grand scheme of Gods and Devils, that she's just a victim. But I've seen a lot of this universe. I've seen fake gods and bad gods and demi-gods and would-be gods - out of all that - out of that whole pantheon - if I believe in one thing... Just one thing... I believe in her.
As the camera zooms out when Rose is captured and Cassandra is about to "go" into Rose, the psychograft disappears, but in the next shot of Rose it appears again.
"Torchwood" is an anagram for Doctor Who. Russell T Davies came up with it during the filming of Series 1 to label the tapes in order to prevent theft and potential leakage, and decided to use the name in the show proper.
7 mistakes in Beetlejuice you never spotted
A new menu and more - thoughts welcome...
Correction: This happens several times throughout the series (such as in "Closing Time" in series 6). It suggests that the blue (or sometimes white) light is actually used as a torch instead of the green light, as blue and white are better colours for torches than green.
Exactly right. That version of the sonic screwdriver is shown to have a flashlight function.