一个南方海岛上的王子因涉嫌谋杀而被小刀贯心处死，尸体被装进一副树桩埋进地下。但是，由于岛上存在辐射，王子和树桩融合成怪兽，并开始向指控他谋杀的人复仇……

A mad doctor (Bela Lugosi) and his helpers (John Carradine, George Zucco) lure girls to his lab for brain work, to help his wife.

A young intern is drafted and placed in the Army Medical Corps as a buck private and is none too happy about it. Injured, he is placed in the hospital where a Major comes by and explains how army doctors make important advances in medical science. The private is inspired and promises to make a good soldier. He is even more inspired when a nurse becomes his superior officer.