The director and three of his cast members -- Christian Bale , Bryce Dallas Howard and Anton Yelchin -- took a time out with CNN to explain why gravity and singed eyebrows both played a role in `` Terminator Salvation . '' `` Terminator Salvation '' filmmakers decide to use many real robots . Idea to avoid CGI was partly in tribute to special effects master Stan Winston . Comment:
`` Terminator Salvation '' filmmakers decide to use many real robots . Idea to avoid CGI was partly in tribute to special effects master Stan Winston . Comment: