The former teen idol had roles in iconic movies like Terminator 2: Judgement Day, American Heart, and Pet Sematary, but now Edward Furlong's name is barely remembered. The forgotten actor was on the road to becoming a huge star, with an enormous career ahead of him, but what happened to derail such a successful career?He was first discovered in the early 90s, when he was cast as John Connor in Terminator 2: Judgement Day. He truly stole the show and held his own against Arnold, and managed to nab a few awards for being a breakthrough actor. TriStar PicturesThe