I robot

♥Mention five characters in the movies.
•Det. Del Spooner.
•Chin
•V.I.K.I.
•Gigi 
•Dr. Susan Calvin.
♥Why did the detective Spooner disabling the robot.
•because you think you are bad and they hurt people.
♥Explains the crime.
•The alleged suicide of J. Alfred Lanning, engineer, robot designer and founder of the company, creator of the NS-5 model and friend of Spooner. This makes one suspect to the detective and deduces that Lanning was murdered.