Peter Laurence is a charismatic government minister on the verge of promotion to high office. He is also celebrating a win in a newspaper libel case. But an inmate at a women's prison claims to have a secret about Peter's past that could affect his future.
As Charmian digs into Peter's political past in Washington DC, troubles arise at home as Peter's family discovers his affair.
Confronted with his affair, pressure mounts on the home front for Peter, meanwhile Rochelle questions whether to pick up where Charmian left off.
As Dawn's premiership falters, Peter makes a move for the top spot, but with his enemies circling, he's forced to make a final roll of the dice.
Hugh Laurie
Peter Laurence
Helen McCrory
Dawn Ellison
Sarah Greene
Charmian Pepper
Pip Torrens
Joe Lapidus
Patricia Hodge
Lady Roche