The bread and butter of Paul Verhoeven's classic blockbuster, "Total Recall," has to be its  practical effects . In fact, one of the prosthetics was so uncanny and realistic (at least in the footage) that Verhoeven thought it was one of his actors who had gone rogue and shot the scene without his involvement or permission. However, the truth was that prosthetic and makeup artist Rob Bottin had made a complete robot resembling Marshall Bell (who played mutant human George/Kuato) just so he could prove to the director that the vision he had dreamt up for the scene could be done the way he envisioned it without looking fake. In a retrospective interview with Syfy , actor Mel Johnson Jr., who played the sneaky mutant spy Benny, recalled how Bottin fooled Verhoeven in a brilliant way. It had to do with one of the most memorable scenes, in which Kuato, a psychic mutant, is revealed to be a conjoined twin to George and the leader of Mars' Resistance.…