THEM! (1954)

A nest of gigantic irradiated ants is discovered in the New Mexico desert; they quickly become a national threat when it is discovered that two young queen ants and their consorts have escaped to establish new nests. The national search that follows finally culminates in a battle with Them in the concrete spillways and storm drain system of Los Angeles. Director: Gordon Douglas. Cast: James Whitmore, Edmund Gwenn, Joan Weldon and James Arnesss.