Sleepwalkers (1992)

Charles Brady and his mother Mary are the last of a dying breed whose needs are not of this world They are Sleepwalkers able to stay alive only by feeding on the lifeforce of the innocent but destined to roam the earth avoiding discovery while searching for their next victim That search takes them to the sleepy little town of Travis Indiana where beautiful teenager Tanya Robertson is about to become an unwilling pawn in their nightmarish fight for survival