Moran's first "Torchwood" episode, "Sleeper", was the second to be transmitted in the second series, and concerns a burglary that goes wrong, revealing a plot that leaves the whole planet in danger. There are many allusions to terrorism during the episode, and filming on several controlled explosions in Cardiff was almost disrupted by a real terrorist attack in Glasgow. "Sleeper" was broadcast by BBC Two on 23 January 2008. Moran also co-wrote the "Torchwood" episode, "Day Three" of "" with Russell T Davies which was first broadcast on 8 July 2009.