"Doom Coalition 4", Behind-the-Scenes Documentary, Part 1 by Matt Fitton , John Dorney , Paul McGann , Nicola Walker , Hattie Morahan , Alex Beckett , Rufus Hound , Alex Kingston , Sasha Behar , Emma Cunniffe , Mark Bonnar , Olivia Poulet , Beth Chalmers , Vince Leigh , Carolyn Pickles , Robert Bathurst & Ronni Ancona