Sometimes you’re awake in the middle of the night, not by choice, and need something to distract you from the fact that you’re not able to go back to sleep. What do you do? In my FilmCritic.com column this week, I offer some suggestions for insomniac science fiction. Some of them are good films, others… not so much. But all work at 3am. And if you want, you can offer your own suggestions for insomniac science fiction in the comments.