Ben Riley-Smith of the Daily Telegraph is joined by Conservative MP Miriam Cates and James Johnson, former pollster in Downing Street for Theresa May to discuss the by-election results in Tiverton and Honiton in Devon and Wakefield in West Yorkshire and what it means for Boris Johnson.

Rail strikes and Labour's relationship with trade unions are discussed by Labour MP Zarah Sultana, who joined the picket line and John McTernan, the former director of political operations for Tony Blair.

Economists Gerard Lyons, former economic advisor to Boris Johnson when he was London Mayor, and Professor Mariana Mazzucato from University College London debate the state of the economy and what needs to be done.

And Sir Lindsay Hoyle, the Speaker of the House of Commons invited the Week in Westminster to his official residence to discuss his latest politically named pet and how he hopes to open up politics to the next generation.