Cast: Gary Oldman, Kristin Scott Thomas, Jack Lowden, Saskia Reeves, Rosalind Eleazar, Christopher Chung, Aimee-Ffion Edwards, Kadiff Kirwan, Jonathan Pryce, Hugo Weaving, Joanna Scanlan, Ruth Bradley, Tom Brooke, James Callis
Synopsis:
Season four opens with a bombing that detonates personal secrets, rocking Slough House's already unstable foundations.
