You don't have to be a die-hard Lostie to notice the similarities between ABC's Lost and what some are calling its spiritual successor, new drama FlashForward. But the producers seem to be going out of their way to tie the universes together, and possibly give to a clue regarding one of Lost's biggest secrets. FlashForward debuted last week to more than 12.4 million viewers (no doubt, 12.3 million of them were also Lost fans), and it took all of zero seconds to notice some common themes.