Channel 4 has released a first look at Succession star Harriet Walter as Margaret Thatcher in the British broadcaster’s upcoming James Graham drama Brian and Margaret. Deadline first revealed the two-part series in June and it will chronicle Thatcher's last TV interview,

Channel 4 has released first-look photos of James Graham's new drama Brian and Margaret, starring Harriet Walter and Steve Coogan.

Next up in the world of political dramas – and reenactments of real political events – is Channel 4’s Brian and Margaret, based on former Prime Minister Margaret Thatcher’s final television interview.

Stephen Frears-directed drama tells the story of Brian Walden's final interview with PM Margaret Thatcher, which set off a train of events leading to her eventual resignation.

Dame Harriet Walter embodies Margaret Thatcher for new Channel 4 drama - Steve Coogan plays journalist Brian Walden in the two-part series about his 1989 interview with the then-prime minister.