Major Thorpe (writer and artist), Mort Leav (pencils and inks)
Published in Jumbo Comics #75, May 1945 - 6 pagesAllied soldiers freeing a prison camp witness the guards trying to kill a young woman who talks about the March of Death. What it is she is not sure but she knows where it will be and that it is "intended for allied troops advancing into the Reich". ZX-5 knows he must learn the truth.
Here are the pages I have of it.