Co-producer and head writer on Torchwood
's first two series, Chibnall has written eight episodes of that show and five episodes of its parent show Doctor Who
, including the two parter "The Hungry Earth" and "Cold Blood", which had the first on screen appearance of the Silurians in 26 years.
He is a showrunner for Law & Order: UK
and also wrote a few episodes of Life on Mars
He currently enjoys success as the creator and showrunner of Broadchurch