https://www.spreaker.com/podcast/beware-the-usurpers--6747426enFictionCopyright Science Fiction Collectionhttps://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/2203b20a1b89f18a62eaa3134c6ac7ed.jpghttps://www.spreaker.com/podcast/beware-the-usurpers--6747426Tue, 25 Aug 2026 09:30:36 +0000Robert W. KreppsPublic Domainspreaker13@adfreesounds.comDive into a gripping sci-fi horror adventure where alien monsters hide in plain sight, masquerading as humans! Join William Chester and his intrepid allies as they uncover a sinister conspiracy that threatens humanity. Faced with the malevolent forces...falsecf92c3b3-8ce0-5cea-8282-d9ad2fb1ff23episodichttps://www.spreaker.com/episode/astounding-stories-13-january-1931-charles-willard-diffin-murray-leinster-h-thompson-rich-hal-k-wells-sewell-peaslee-wright--74510478https://api.spreaker.com/episode/74510478Mon, 24 Aug 2026 09:07:52 +0000Robert W. KreppsDive into a gripping sci-fi horror adventure where alien monsters hide in plain sight, masquerading as humans! Join William Chester and his intrepid allies as they uncover a sinister conspiracy that threatens humanity. Faced with the malevolent forces...28343falsefullhttps://www.spreaker.com/episode/astounding-stories-16-april-1931-ray-cummings-tom-curry-paul-ernst-desmond-winter-hall-edmond-hamilton-jack-williamson--74445653https://api.spreaker.com/episode/74445653Sun, 23 Aug 2026 09:07:28 +0000Robert W. KreppsDive into a gripping sci-fi horror adventure where alien monsters hide in plain sight, masquerading as humans! Join William Chester and his intrepid allies as they uncover a sinister conspiracy that threatens humanity. Faced with the malevolent forces...31990falsefullhttps://www.spreaker.com/episode/corpus-earthling-louis-charbonneau--74372571https://api.spreaker.com/episode/74372571Sat, 22 Aug 2026 09:06:26 +0000Robert W. KreppsDive into a gripping sci-fi horror adventure where alien monsters hide in plain sight, masquerading as humans! Join William Chester and his intrepid allies as they uncover a sinister conspiracy that threatens humanity. Faced with the malevolent forces...18943falsefullhttps://www.spreaker.com/episode/deadly-city-ivar-jorgensen--74179662https://api.spreaker.com/episode/74179662Fri, 21 Aug 2026 09:04:21 +0000Robert W. KreppsDive into a gripping sci-fi horror adventure where alien monsters hide in plain sight, masquerading as humans! Join William Chester and his intrepid allies as they uncover a sinister conspiracy that threatens humanity. Faced with the malevolent forces...6358falsefullhttps://www.spreaker.com/episode/star-hyacinths-james-h-schmitz--74119067https://api.spreaker.com/episode/74119067Thu, 20 Aug 2026 09:04:27 +0000Robert W. KreppsDive into a gripping sci-fi horror adventure where alien monsters hide in plain sight, masquerading as humans! Join William Chester and his intrepid allies as they uncover a sinister conspiracy that threatens humanity. Faced with the malevolent forces...6177falsefullhttps://www.spreaker.com/episode/colors-of-space-marion-zimmer-bradley--74077820https://api.spreaker.com/episode/74077820Wed, 19 Aug 2026 09:04:16 +0000Robert W. KreppsDive into a gripping sci-fi horror adventure where alien monsters hide in plain sight, masquerading as humans! Join William Chester and his intrepid allies as they uncover a sinister conspiracy that threatens humanity. Faced with the malevolent forces...17967falsefullhttps://www.spreaker.com/episode/time-traders-version-2-andre-norton--74030894https://api.spreaker.com/episode/74030894Tue, 18 Aug 2026 09:04:40 +0000Robert W. KreppsDive into a gripping sci-fi horror adventure where alien monsters hide in plain sight, masquerading as humans! Join William Chester and his intrepid allies as they uncover a sinister conspiracy that threatens humanity. Faced with the malevolent forces...24897falsefullhttps://www.spreaker.com/episode/columbus-of-space-garrett-p-serviss--73962772https://api.spreaker.com/episode/73962772Mon, 17 Aug 2026 09:04:27 +0000Robert W. KreppsDive into a gripping sci-fi horror adventure where alien monsters hide in plain sight, masquerading as humans! Join William Chester and his intrepid allies as they uncover a sinister conspiracy that threatens humanity. Faced with the malevolent forces...26692falsefullhttps://www.spreaker.com/episode/short-science-fiction-collection-106-various--73910655https://api.spreaker.com/episode/73910655Sun, 16 Aug 2026 09:03:57 +0000Robert W. KreppsDive into a gripping sci-fi horror adventure where alien monsters hide in plain sight, masquerading as humans! Join William Chester and his intrepid allies as they uncover a sinister conspiracy that threatens humanity. Faced with the malevolent forces...25538falsefullhttps://www.spreaker.com/episode/smoky-god-or-a-voyage-to-the-inner-world-willis-george-emerson--73866168https://api.spreaker.com/episode/73866168Sat, 15 Aug 2026 09:05:15 +0000Robert W. KreppsDive into a gripping sci-fi horror adventure where alien monsters hide in plain sight, masquerading as humans! Join William Chester and his intrepid allies as they uncover a sinister conspiracy that threatens humanity. Faced with the malevolent forces...7585falsefullhttps://www.spreaker.com/episode/sleeper-awakes-h-g-wells--73790304https://api.spreaker.com/episode/73790304Tue, 11 Aug 2026 09:05:43 +0000Robert W. KreppsDive into a gripping sci-fi horror adventure where alien monsters hide in plain sight, masquerading as humans! Join William Chester and his intrepid allies as they uncover a sinister conspiracy that threatens humanity. Faced with the malevolent forces...29660falsefullhttps://www.spreaker.com/episode/radio-beasts-ralph-milne-farley--73755681https://api.spreaker.com/episode/73755681Mon, 10 Aug 2026 11:54:06 +0000Robert W. KreppsDive into a gripping sci-fi horror adventure where alien monsters hide in plain sight, masquerading as humans! Join William Chester and his intrepid allies as they uncover a sinister conspiracy that threatens humanity. Faced with the malevolent forces...29818falsefullhttps://www.spreaker.com/episode/secret-of-the-ninth-planet-donald-wollheim--73725416https://api.spreaker.com/episode/73725416Sun, 09 Aug 2026 22:08:43 +0000Robert W. KreppsDive into a gripping sci-fi horror adventure where alien monsters hide in plain sight, masquerading as humans! Join William Chester and his intrepid allies as they uncover a sinister conspiracy that threatens humanity. Faced with the malevolent forces...19379falsefullhttps://www.spreaker.com/episode/hunter-patrol-john-j-mcguire-h-beam-piper--73657766https://api.spreaker.com/episode/73657766Sat, 08 Aug 2026 09:03:42 +0000Robert W. Krepps"Hunter Patrol" by John J. McGuire and H. Beam Piper takes listeners on a gripping journey that explores the complexities of power, survival, and the human spirit in the face of adversity. This compelling narrative delves into the struggles and...4488falsefullhttps://www.spreaker.com/episode/3-science-fiction-stories-by-gerald-vance-gerald-vance--73619217https://api.spreaker.com/episode/73619217Fri, 07 Aug 2026 14:21:47 +0000Robert W. KreppsDive into the imaginative realms of "3 Science Fiction Stories by Gerald Vance-Gerald Vance," where the boundaries of reality are pushed and the human experience is explored through the lens of science fiction. This collection invites listeners to...5093falsefullhttps://www.spreaker.com/episode/thrill-book-vol-ii-no-2-july-15-1919-r-ray-baker-h-bedford-jones-clyde-broadwell-john-russell-coryell-may-freud-dickenson--73576349https://api.spreaker.com/episode/73576349Thu, 06 Aug 2026 20:23:45 +0000Robert W. Krepps"Thrill Book Vol. II No. 2, July 15, 1919" offers a captivating collection of stories from renowned authors R. Ray Baker, H. Bedford-Jones, Clyde Broadwell, John Russell Coryell, and May Freud Dickenson. This anthology showcases the thrilling...32635falsefullhttps://www.spreaker.com/episode/on-the-trail-of-the-space-pirates-carey-rockwell--73524345https://api.spreaker.com/episode/73524345Thu, 06 Aug 2026 00:22:18 +0000Robert W. Krepps"On the Trail of the Space Pirates" by Carey Rockwell invites listeners to embark on an exhilarating journey through the cosmos, where adventure and danger intertwine in the pursuit of elusive space pirates. This gripping tale captivates with its...20579falsefullhttps://www.spreaker.com/episode/spacemen-lost-george-o-smith--73471761https://api.spreaker.com/episode/73471761Wed, 05 Aug 2026 03:20:49 +0000Robert W. Krepps"Spacemen Lost" by George O. Smith invites listeners into a compelling narrative that explores the challenges and triumphs of space exploration. This thought-provoking tale delves into the human spirit's resilience in the face of the unknown,...14212falsefullhttps://www.spreaker.com/episode/05-beware-the-usurpers-by-robert-w-krepps--67882993https://api.spreaker.com/episode/67882993Wed, 24 Sep 2025 22:35:03 +0000Robert W. KreppsDive into a gripping sci-fi horror adventure where alien monsters hide in plain sight, masquerading as humans! Join William Chester and his intrepid allies as they uncover a sinister conspiracy that threatens humanity. Faced with the malevolent forces...2871action,adventure,aliens,conspiracy,dystopia,heroes,horror,romance,sci-fi,suspensefalsefullhttps://www.spreaker.com/episode/04-beware-the-usurpers-by-robert-w-krepps--67882992https://api.spreaker.com/episode/67882992Wed, 24 Sep 2025 22:34:44 +0000Robert W. KreppsDive into a gripping sci-fi horror adventure where alien monsters hide in plain sight, masquerading as humans! Join William Chester and his intrepid allies as they uncover a sinister conspiracy that threatens humanity. Faced with the malevolent forces...2329action,adventure,aliens,conspiracy,dystopia,heroes,horror,romance,sci-fi,suspensefalsefullhttps://www.spreaker.com/episode/03-beware-the-usurpers-by-robert-w-krepps--67882991https://api.spreaker.com/episode/67882991Wed, 24 Sep 2025 22:34:29 +0000Robert W. KreppsDive into a gripping sci-fi horror adventure where alien monsters hide in plain sight, masquerading as humans! Join William Chester and his intrepid allies as they uncover a sinister conspiracy that threatens humanity. Faced with the malevolent forces...3399action,adventure,aliens,conspiracy,dystopia,heroes,horror,romance,sci-fi,suspensefalsefullhttps://www.spreaker.com/episode/02-beware-the-usurpers-by-robert-w-krepps--67882989https://api.spreaker.com/episode/67882989Wed, 24 Sep 2025 22:34:09 +0000Robert W. KreppsDive into a gripping sci-fi horror adventure where alien monsters hide in plain sight, masquerading as humans! Join William Chester and his intrepid allies as they uncover a sinister conspiracy that threatens humanity. Faced with the malevolent forces...2650action,adventure,aliens,conspiracy,dystopia,heroes,horror,romance,sci-fi,suspensefalsefullhttps://www.spreaker.com/episode/01-beware-the-usurpers-by-robert-w-krepps--67882987https://api.spreaker.com/episode/67882987Wed, 24 Sep 2025 22:33:52 +0000Robert W. KreppsDive into a gripping sci-fi horror adventure where alien monsters hide in plain sight, masquerading as humans! Join William Chester and his intrepid allies as they uncover a sinister conspiracy that threatens humanity. Faced with the malevolent forces...2467action,adventure,aliens,conspiracy,dystopia,heroes,horror,romance,sci-fi,suspensefalsefull