James Swallow has written several books, including Star Trek: Terok Nor: Day of the Vipers and Seeds of Dissent (from Star Trek: Myriad Universes: Infinity's Prism); the Sundowners quartet of ?steampunk' science fiction Westerns (Ghost Town, Underworld, Iron Dragon and Showdown); the best-selling novelization of The Butterfly Effect; The Flight of the Eisenstein, Faith and Fire and Jade Dragon; the 2000AD tie-ins Eclipse, Blood Relative and Whiteout; Stargate Atlantis: Halcyon; and the Blood Angels duology Deus Encarmine and Deus Sanguinius.In addition, Swallow's short fiction has appeared in Inferno! and Stargate magazine, the anthologies Star Trek Voyager: Distant Shores, the Doctor Who Short Trips collections Dalek Empire and Destination Prague, Something Changed, Collected Works, What Price Victory and Silent Night. His non-fiction includes Dark Eye: The Films of David Fincher and books on writing, genre television and animation; he has also written for Star Trek: Voyager, Doctor Who and Space 1889, along with several scripts for audio and videogames.