The killers in the original Scream (1996) movie are revealed to be Billy Loomis, Sidney Prescott's boyfriend, and Stu Macher, Billy's best friend. Together, they carried out the killing spree in Woodsboro, including the murder of Sidney's mother, Maureen Prescott, who was having an affair with Billy's father. Billy's motivation stems from his desire for revenge against Maureen for breaking up his family, while Stu's involvement is attributed to peer pressure
. Billy and Stu take turns as the Ghostface killer throughout the film. For example, Billy is responsible for killing Casey Becker, the first victim, as well as other characters like Steve Orth and the principal, while Stu is involved in other murders and helps cover for Billy
. The film's climax reveals their identities and their plan to frame Sidney's father for the murders. Sidney ultimately fights back and kills both Billy and Stu, ending their killing spree
. In summary, the killers in Scream 1 are Billy Loomis and Stu Macher, working together as the original Ghostface killers
