Character mistake: When the T-1000 comes from the checkerboard floor and turns into the security guard at the mental hospital, the guard has just gotten a cup of coffee. On the side of the cup he has Jack, Jack, Ace, Ace. He looks at the bottom and says he's got a full house, but the card value on bottom of cup is Queen, which leaves him with only two pair.
Character mistake: In the scene before the New Haven concert, when Jim is talking with the reporter/ love interest about his school history, she comments that Jim attended the University of Florida. In actuality, Jim attended Florida State University.
Character mistake: At the trial, the witness said that "With the first shot, we lost our gravitational field. I found myself weightless, and unable to function." However, the first shot caused the ship to start listing to port. It was the second shot that caused the gravitational failure.
Character mistake: When Dolph is looking at the logo for the Red Dragon brewery, he says, "That arrogant scumbag mother fucker. He put the yakuza iron claw right on the logo." But, the iron claw is not the logo of the yakuza. It's the logo of the specific syndicate run by some members of the yakuza, as Dolph stated after ripping open the shirt of that guy in the interrogation room. So, he just wrongly stated what the logo really belonged to.
Character mistake: Dissecting the chrysalis, Dr. Roden says that "Somebody grew this guy. Fed him honey and nightshade." Nightshade is indeed one of the typical plants eaten by the Death's head moth, but since "he" is only a pupa, would have not eaten honey, which is something only the adult specimen eats. (00:48:50)
Character mistake: When Bob is getting married, the minister says, "with the power invested in me." The proper phrase is "with the power vested in me."
Character mistake: When Shep and Charlie need to stop the aliens from tracing the power signal, he impatiently rips the driver's door off Charlie's Festiva because he was taking too long to unlock it. However, Shep gets into the car from the passenger side before Charlie has even retrieved his keys from the detached door. Why would Charlie leave the passenger door unlocked but make a point of locking the driver's door? (00:48:20)
Character mistake: When Chucky is looking up the information about Andy on the computer, the word juvenile is misspelled "juvinile."
Character mistake: When Sue Ellen first meets Rose (who says she's looking for Carolyn), Sue Ellen says Carolyn will be right back. Carolyn simply got up and left after a brief rude chat with Sue Ellen and never said anything about being "right back." Sue Ellen couldn't have known how long Carolyn would be gone for.