Earlier this week we gave you the full rundown on what to expect from Brian K. Vaughan and Stephen King's new CBS thriller Under the Dome. But now you can see the very first footage about a town that is quarantined by a giant, impenetrable dome in this premiere trailer!

Based off the 1,000-page King book, watch what happens when you trap 2,000 people inside a bubble without any outside support. At what point will the good folks just starting turning on each other?