Gunnar Peterson (William Gargan) blasts bedrock for a dynamite contractor. But his status as No. 1 demolition man is jeopardized when a young hotshot, Johnny (Richard Crane), arrives on the scene with new ideas and the talent to back them up. Add the beautiful daughter of the company owner into this explosive mix … and you've got, well, a dynamite situation that's just about ready to blow everything wide open! William H. Pine directs.