Musta joulu was released in the year 1974。Musta joulu is also called as Black Christmas, Stranger in the House, blodiga natt, Stilla natt, Evil Night, Silent Night, Poios einai o dolofonos?, Navidad sangrienta, Natale rosso sangue, Jessy - Die Treppe in den Tod, Det er morderen som ringer。

It's time for Christmas break, and the sorority sisters make plans for the holiday, but the strange anonymous phone calls are beginning to put them on edge. When Clare disappears, they contact the police, who don't express much concern. Meanwhile Jess is planning to get an abortion, but boyfriend Peter is very much against it. The police finally begin to get concerned when a 13-year-old girl is found dead in the park. They set up a wiretap to the sorority house, but will they be in time to prevent a sorority girl attrition problem?

Musta joulu actors and actresses include Art Hindle, John Saxon, Keir Dullea, Lynne Griffin, Margot Kidder, Nick Mancuso, Olivia Hussey。