a production of Scott Free Productions and Lone Wolf Media ; writers, David Zabel, Walon Green [and] Jason Richman ; producer, David A. Rosemont ; directors, Stephen Cragg, Laura Innes [and] Alex Zakrzewski
A New Pictures production for Channel 4 and Masterpiece ; produced by Dan Winch ; directors, John Alexander, Jonathan Teplitzky, Paul Wilmshurst ; writers, Lisa McGee, Anna Symon ; created and written by Paul Rutman
a Playground Entertainment and Company Pictures production for BBC and Masterpiece in association with BBC Worldwide, Altus Media, and Prescience ; produced by Mark Pybus ; adapted for television by Peter Straughan ; directed by Peter Kosminsky