Black Christmas (1974)
As the residents of sorority house Pi Kappa Sigma prepare for the festive season, a stranger begins a series of obscene phone calls with dubious intentions... winter, pregnancy, toronto, canada, murder, serial killer, slasher, police officer, killer, alcoholic, attic, voyeurism, christmas horror, sorority house, missing daughter, obscene telephone call, christmas, hiding in attic, comedic relief, holiday horror