Frankie Darro, inside Robby, poses with crewmen Richard Grant (left) and Morgan Jones (right), as effects workers help him on with his feet. Darro wore black pancake makeup on his face so as not to be visible behind Robby’s neon voice tubes.

Frederick S. Clarke and Steve Rubin. “Making Forbidden Planet.” Cinefantastique, vol. 8, no.s 2-3 (Spring 1979): pp. 4-67. [caption on page 30, photo on page 31].