Quotes
Bud Brigman: The guy is on his own, he's cut off from his chain of command, he's showing signs of pressure-induced psychosis, and he has a nuclear weapon. So as a personal favour to me, could you put your tongue in neutral for a while?!
Mistakes
Early in the film Bud throws his wedding ring down the latrine and then retrieves it with his right hand so it is covered with the blue disinfectant. In a (much) later scene, Bud has a blue right hand, despite not having had one in the intervening period. See more...
Trivia
The dead sailor harbouring a live crab, spooking Jammer out of his wits in the sunk submarine, is director James Cameron's younger brother Mike. The scene had to be shot several times to get it right, forcing Mike to hold the live crabs in his mouth, until the cry for "action", before releasing them. At one point he had to crush one with his teeth, as it gave him quite a bit of grief. Brotherly love immortalized. See more...
Movie Mistakes blog
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Other great sites
The Abyss (1989) - 2 easter eggs
Directed by James Cameron, starring Mary Elizabeth Mastrantonio, Michael Biehn (add more)
Genres: Action, Adventure, Sci-fi, Thriller, Drama
Easter eggs are hidden bits on DVDs which if you know where to look can provide all sorts of fun extras.