Build a movie plot around this: What does Casey believe the teachers are being controlled by? Aliens
The answer to this question is:
One evening at Herrington High School in Ohio, several teachers and the principal leave after discussions about the school's budget. Having left her keys behind, Principal Valerie Drake (Bebe Neuwirth) returns to retrieve them. In her office, she is barred from leaving by Coach Willis (Robert Patrick), who becomes increasingly erratic. As she attempts to leave, Willis impulsively stabs a pencil through her hand. Valerie flees to the entrance only to find the door chained up and the drama teacher Mrs. Olsen (Piper Laurie) is outside. She retrieves her keys and grabs a pair of scissors, and is able to escape. Outside, Mrs. Olsen emotionlessly grabs the scissors, and stabs Valerie to death.The following morning, the film's six protagonist students are introduced.Casey Connor (Elijah Wood), the dedicated but perpetually klutzy and harassed geek photographer for the school newspaper.The spiteful Delilah Profitt (Jordana Brewster), the paper's editor-in-chief and head cheerleader.Delilah's mistreated boyfriend Stan Rosado (Shawn Hatosy) who is contemplating quitting the school's football team to pursue academics.Zeke Tyler (Josh Hartnett), an intelligent yet rebellious student repeating his senior year who sells, among other illegal items, a powdery ecstasy-like drug he manufactures and distributes. Zeke is confronted by the timid Miss Elizabeth Burke (Famke Janssen), who expresses concern for him over his illegal activities.A naive transfer student from Atlanta, Georgia, Marybeth Louise Hutchinson (Laura Harris), attempts to befriend self-styled outcast, Stokely Mitchell (Clea DuVall), despite the fact that Delilah has deliberately spread rumors that Stokes is a lesbian even though she has a crush on Stan. Marybeth, on the other hand, develops a crush on Zeke.While eating lunch on the football field, Casey notices a strange creature in the grass. He takes it to science teacher Mr. Furlong (Jon Stewart), where the specimen is examined and believed to be a new species of cephalopod-specific parasite called a...