Ray Bradbury, A Full Cast, Jeffrey Gage, Jerry Robbins, J. T. Turner, Matthew Scott Robertson, Anastas Varinos, Connor Doherty, Curtis Brauner, James McLean, Jacob Rosenbaum, Dan Duran, Rob Cattell, Colonial Radio Theater Chorus, Jon Specht, Mark Vander Berg, Chris Snyder & Nancy Curran Willis
Jules Verne, H.G. Wells, Edwin Abbott Abbott, Mary Shelley, Robert Louis Stevenson, H. Beam Piper, E. M. Forster, Isaac Asimov, Kurt Vonnegut, Philip Dick, Ray Bradbury & Edgar Rice Burroughs
William Bender Jr., Ray Bradbury, G. Gordon Dewey, Charles E. Fritch, Edward W. Ludwig, James V. McConnell, Stanley Mullen, Robert Silverberg, Jerry Sohl, Henry Slesar & L.J. Stecher, Jr.
Ray Bradbury, Jerome Bixby, Cordwainer Smith, Robert Sheckley, Philip K. Dick, Phyllis Sterling Smith, Frederik Pohl, Jerry Dunham, Emmett Dowell, James Causey, Gordon Randall Garrett, James A. Cox, Richard A. Sternbach & Keith Laumer
