Robot (Lost in Space) arms. The Robot was performed by Bob May in a prop costume built by Bob Stewart. The voice was primarily dubbed by Dick Tufeld, who was also the series' narrator, and Jorge Arvizu for the Spanish dubbing. The Robot was designed by Robert Kinoshita, who also designed "Forbidden Planet"'s Robby the Robot. Robby appears in Lost in Space episode #20 "War of the Robots" and in episode #60 "Condemned of Space". The Robot did not appear in the unaired pilot episode, but was added to the series once it had been greenlit. Initially, the bellows-covered legs were articulated, and were
Return to the Forbidden Planet intentionally ‘Pigs in Space’ costuming. But this is no parlor trick of a musical; there's a rich vein of Shakespeare's favorite ingredient — the wondrous depths of the human heart — that elevates the show from cunning stunt to artful meditation on the destructive nature of power and the redemptive power of love.” Bob Carlton was the Artistic Director at the Queen's Theatre, Hornchurch, Essex, UK from the nineties. His final production at the theatre was of Return to the Forbidden Planet on 15 November 2014. This theatre has one of the last remaining through-cast repertory companies in the country.