A publishing imprint specialising in space opera, military science fiction, post-apocalyptic, time travel and alien worlds.


We are looking for powerful plots with solid scientific and strong characterization science fiction. Click through to our Submissions page for more.



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Castrum Press is a PP Corcoran Ltd. company registered number: 623046 Northern Ireland. Registered Office: 138 University Street, Belfast, bT7 1HJ

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© 2017 Castrumpress