BBC3 premieres the first episode of Russell T. Davies’ science fiction series Torchwood. Starring John Barrowman as Captain Jack Harkness (a character originating in the first season of the revived Doctor Who), the series deals with a nexus point of strange phenomena, and a team assembled to deal with those unusual occurrences, in Cardiff, Wales. Kai Owen and Tom Price guest star. 
BBC3 airs the second episode of Russell T. Davies’ science fiction series Torchwood, starring John Barrowman and Eve Myles. Kai Owen and Tom Price guest star.
BBC3 airs the third episode of Russell T. Davies’ science fiction series Torchwood, a more adult-themed spinoff of Doctor Who. Gareth Thomas (Blake’s 7) guest stars.
BBC3 premieres the fourth episode of Russell T. Davies’ science fiction series Torchwood, a more adult-themed spinoff of Doctor Who. As implied in the title, this episode is the first appearance in Torchwood of an enemy from Doctor Who lore, picking up story threads from the recent second season finale of Doctor Who.
BBC3 airs the fifth episode of Russell T. Davies’ science fiction series Torchwood, a more adult-themed spinoff of Doctor Who. This episode is written by Sapphire & Steel creator P.J. Hammond.
BBC3 airs the sixth episode of Russell T. Davies’ science fiction series Torchwood, a more adult-themed spinoff of Doctor Who. Kai Owen and Owen Steele guest star.
BBC3 airs the seventh episode of Russell T. Davies’ science fiction series Torchwood, a more adult-themed spinoff of Doctor Who. Daniela Denby-Ashe guest stars.
BBC3 premieres the eighth episode of Russell T. Davies’ science fiction series Torchwood, a more adult-themed spinoff of Doctor Who. Yasmin Bannerman guest stars.
BBC3 airs the ninth episode of Russell T. Davies’ science fiction series Torchwood, a more adult-themed spinoff of Doctor Who.
BBC3 airs the tenth episode of Russell T. Davies’ science fiction series Torchwood, a more adult-themed spinoff of Doctor Who.
BBC3 airs the 11th episode of Russell T. Davies’ science fiction series Torchwood, a more adult-themed spinoff of Doctor Who. This episode is written by writer and actor Noel Clarke (Doctor Who, Star Trek Into Darkness), better known as TARDIS traveler Mickey Smith.
BBC3 premieres the 12th episode of Russell T. Davies’ science fiction series Torchwood, a more adult-themed spinoff of Doctor Who.
BBC3 airss the 13th episode of Russell T. Davies’ science fiction series Torchwood, a more adult-themed spinoff of Doctor Who. This episode brings the series’ first season to a close.