I suppose it makes sense for a tough, difficult, post-apocalyptic series to have a tough, difficult, pre-apocalyptic pre-production path, right? But after lots of false starts and casting rearrangements, Y: The Last Man has finally started filming, with a projected FX on Hulu airdate of 2021. The series is based on the acclaimed comic book from Brian K. Vaughan and Pia Guerra, and follows the last remaining cisgender man in a post-apocalyptic world and, of course, his monkey. This man was originally going to be played by expert spaghetti-eater Barry Keoghan, until he abruptly exited …