Popular comic strip characters Snuffy Smith, his pal Barney Google, and their loyal horse Spark Plug come to life in this comedy. The fun begins as an Army sergeant is assigned to guard a top-secret missile site located in the backwoods of Tennessee. Snuffy, a buck private, is assigned to assist the sarge. Trouble ensues when enemy spies attempt to steal rocket plans. Only Snuffy and his sergeant can stop them.