Plot hole: It seems unlikely Paul could've just taken Sam's body out of the hospital with ease and not run into security.
Suggested correction: Saying that something "seems unlikely" isn't really good enough to constitute a plot hole.

Directed by: Wes Craven
Starring: Kristy Swanson, Anne Twomey, Matthew Labyorteaux, Michael Sharrett
Plot hole: It seems unlikely Paul could've just taken Sam's body out of the hospital with ease and not run into security.
Suggested correction: Saying that something "seems unlikely" isn't really good enough to constitute a plot hole.
Revealing mistake: When the bully's held up by Sam wires can be faintly seen.
Tom: Hey, she's dead? Hey, what the hell are you doing, you didn't say anything about a dead body, we were supposed to save her life.
Trivia: In a confusing bit of studio meddling, the producers allegedly forced director Wes Craven to reshoot much of the film and make the murders gorier to appeal to the slasher crowd... and then complained that the movie was "too gory" after he delivered exactly what they asked for.