Kathleen Erin "Kate" Walsh (born October 13, 1967) is an American film and television actress, currently known for her role as Dr. Addison Montgomery on the ABC dramas Grey's Anatomy and Private Practice.
Home with their newly-formed family, happy parents Dan and Jody are haunted by sinister, paranormal activities. Determined to expel the insidious force, they install security cameras and discover their family is being stalked by an evil dead demon.
When God loses faith in humankind, he sends his legion of angels to bring on the Apocalypse. Humanity's only hope for survival lies in a group of strangers trapped in an out-of-the-way, desert diner with the Archangel Michael.