Actor Alan Tudyk recently shared the story behind how Superman Robot #4 got its name in James Gunn’s film. He also spoke about how the unexpected moment ended up in the final cut. Alan Tudyk really wanted Robot 4 to have a name in Superman Alan Tudyk told The Direct he improvised Superman Robot #4’s

Alan Tudyk - who played Sonny the robot - reveals that his name was removed from I, Robot's marketing in 2004 to preserve Will Smith's star status.

The "I, Robot" actor said that he was cut from all promo for the movie because he was "testing higher" than costar Will Smith in early screenings.