The Mist (season 1)

A strange event has happened in a small town. A thick fog crept over the whole territory. A group of people in a superstore turn out to be cut off from the world. Soon, it is figured out that the fog is a front for the monsters living in it. Brave ones decide to fight huge and strange creatures. This TV show is based on the same name movie of 2007 that was based on the novel by Stephen King.