I, Robot/Alien Nation

I, Robot:

In 2035 A.D., robots are programmed to live in harmony with humans and are part of every day life. When a brilliant scientist at the U.S. Robotics Corporation is found dead, Chicago Detective Del Spooner (Will Smith) is called in to investigate. Aided by robot psychologist Dr. Susan Calvin (Bridget Moynahan), Detective Spooner uncovers the possibility that a robot may be the primary suspect in the case. But as Spooner gets closer to the truth, he gets caught up in a race for his life. With time running out, a deeper threat emerges that challenges the very existence of mankind.

Alien Nation:

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 extraterrestrials. When a gang of these Newcomers kills a police detective's (James Caan) 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.