Steve Coogan Brian Walden Actor, Executive Producer Harriet Walter Margaret Thatcher Actor, Executive Producer Paul Clayton Bernard Ingham Actor Ross Armstrong John Wakefield Actor Oliver Devoti Floor Manager Actor Tom Mothersdale David Cox Actor Chris May MP for Dover Actor Emma Sidi Sue Richardson Actor Karan Gill Vinay Ahmed Actor Ben Walden Governor of the Bank of England Actor Simon Paisley Day Ian Gow Actor Paul Higgins Geoffrey Howe Actor Marcia Lecky Veronique Actor Nick Sampson Alan Walters Actor Ivan Kaye Nigel Lawson Actor James Fleet Ronnie Millar Actor James Graham Writer, Executive Producer Stephen Frears Director, Executive Producer Dan Winch Producer Sarah Monteith Executive Producer Rupert Majendie Executive Producer Delyth Scudamore Executive Producer