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 in "I, Robot," says his character was more popular than Will Smith's, so he was kicked off the film's press run.