Channel 4 has released a first look at Harriet Walter as Margaret Thatcher in its James Graham drama ‘Brian and Margaret.’

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

Harriet Walter portrays the former British prime minister Margaret Thatcher in first-look images for a new Channel 4 drama.

The pivotal political interview of Mrs T by Brian Walden - here's a first look at Steve Coogan and Harriet Walter in 'Brian and Margaret'.

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.

Channel 4 has released a selection of images from its upcoming two-part drama Brian and Margaret, starring Steve Coogan and Harriet Walter. The Alan Partridge and Succession stars will feature together in the series, playing journalist Brian Walden and Margaret Thatcher respectively.

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.