Thought-provoking, witty and entertaining, this action-packed blend of science fiction and police drama finds los angeles the new home of 300,000 humanoid extraterrestrial. When a gang of these newcomers kills a police detective's (james cann) partner, he sets out to solve the crime with his new partner (mandy patinkin) - the l.a.p.d.'S first newcomer detective. But the unlikely pair soon uncover a far more dangerous threat to society.