Co-producer and head writer on ''Series/{{Torchwood}}'''s first two series, Chibnall has written eight episodes of that show and five episodes of its parent show ''Series/DoctorWho'', 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 ''Series/LawAndOrderUK'' and also wrote a few episodes of ''[[Series/LifeOnMars2006 Life on Mars]]''.

He currently enjoys success as the creator and showrunner of ''Broadchurch''