Vengeance (2002)

Cousins Gary and David von Braun struggle against the mysterious dark force that has been slowly killing off their family for a hundred years. Upon the murder of David's 7 year-old brother during a snowstorm, he and Gary are the only remaining members of the von Braun family. Time is running out as they seek the answers to the murder of Gerald O'Grady and their ancester's involvement.