Dr. Lanning (James Cromwell) specially designed and
ordered Sonny (Alan Tudyk) not to obey the three robotic laws,
and to kill him so that through a series of clues, Del
Spooner (Will Smith) could eventually be led to
discover the takeover plot by the robots, and its
mastermind V.I.K.I. the computer (voice of Fiona Hogan).