Your browser does not support HTML5 video. Open the video file. 015 The Dune Roller — 1952 Mysterious rocks are forming together and doing strange things seemingly by themselves. Scientists find the rocks there have an unknown mineral in them. Details Released04 Jan 1952 DirectorDon Medford WriterJulian C. May (story), Charles O'Neil (adapted by) StarringBruce Cabot, Nancy Coleman, Nelson Olmsted, Lee Graham GenreDrama, Horror, Sci-Fi Runtime25 min IMDb rating6.1 / 10 Source IMDb Wikipedia Download All Tales of Tomorrow episodes Previous episode← 014 The Invader Next episode016 Frankenstein →