Pathology is a 2008 medical thriller directed by Marc Schlermann and written by Mark Neveldine and Brian Taylor. The cast was announced on April 4, 2007 and filming started in May 2007. The film premiered April 11, 2008 in the United Kingdom and opened in limited release in the United States on April 18, 2008.
Med school student Teddy Grey Milo Ventimiglia graduates top of his class from Harvard and joins one of the nations most prestigious pathology programs. There, a rivalry develops between a group of interns and Teddy. They invite him into their group, which entertains itself with a secret afterhours game at the morgue of who can commit the perfect undetectable murder. Eventually the groups leader, Jake Gallo, realizes that Teddy is sleeping with his girlfriend, Dr. Juliette Bath. When Teddy catches several members of the group in lies, he realizes that what initially seemed like vigilante killings are, in actuality, just innocent people murdered for sport.Teddys fiance Gwen arrives to stay with him in his apartment. Gallo, angered by Juliettes infidelity, kills her for the next game. However, just as they are about to begin the autopsy on Bath in the meantime plotting Teddys death, Gallo realizes that the gas has been left on in the room, resulting in a massive explosion as one of the group lights a meth pipe, killing everyone but Teddy who was not in the room. Gallo realizes what is about to happen and survives. Teddy is seen walking away from the explosion. ........
Source: Wikipedia