Watch out, Spidey; you have a new villain to contend with. Slumdog Millionaire actor Irrfan Khan, who played a police inspector in the surprise 2008 hit, will move to the other side of the law to play a bad guy in the upcoming Spider-Man reboot. Khan will be portraying Nels Van Adder, aka "Proto-Goblin," in the film. According to Van Adder's brief appearance in the Spider-Man comics, he served as an employee of Norman Osborn's Oscorp. Osborn (aka Green Goblin) tested his partner's serum on Van Adder, giving him powers that include large claws, talons, fangs, and an almost impenetrable skin. It...