Warner Baxter is smashing as a doctor who treats the ankle of fugitive assassin John Wilkes Booth, played by Francis McDonald. Arrested shortly thereafter, Baxter is charged with being part of the conspiracy to murder President Abraham Lincoln. Dragged away from his wife, Gloria Stuart,
and their small child, Baxter is convicted on scant evidence and sent to prison for life at Fort Jefferson on Shark Island in the Dry Tortugas. There he is considered, even by the black guards, to be a worthy "southern gentleman" doctor determined to care for prisoners and their captors alike when
they fall sick. When a yellow fever epidemic breaks out, Baxter, risking his own life,...