Could Harold Macmillan have been a Labour prime minister?

Since Attlee & Churchill

Harold Macmillan, Conservative prime minister from 1957-1963, was one of the most iconic politicians of the twentieth century. In this episode, we rediscover some forgotten historical sources which pose the question: could he have been a Labour prime minister? One very surprising Labour figure certainly thought so...
In this episode, we mention the following books/articles:
'Could Macmillan Have Become a Labour Prime Minister?' by Lee David Evans. Available at: https://substack.com/home/post/p-143749625?utm_campaign=post&utm_medium=web
'The Abuse of Power' by James Margach. Available at: https://amzn.to/3ByfaIy
'Macmillan' by Emrys Hughes. Available at: https://amzn.to/4iAZxkr
'The Twilight of the Pardon Power' by Margot Colgate Love. Available at: https://www.jstor.org/stable/25766118
'Backbencher' by Ian Mikardo. Available at: https://www.ebay.co.uk/p/88123567
'Ian Mikardo' by Tam Dayell (Oxford Dictionary of National Biography). Available at: https://www.oxforddnb.com/display/10.1093/ref:odnb/9780198614128.001.0001/odnb-9780198614128-e-52289?rskey=JkgL8F&result=1
'OUT' by Tim Shipman. Available at: https://amzn.to/3VFuUQZ

Since Attlee & Churchill is the podcast all about post-war British political history, hosted by:
Lee David Evans is an historian of the Conservative Party and the John Ramsden Fellow at the Mile End Institute, Queen Mary, University of London. He is on social media @LeeDavidEvansUK.
Richard Johnson is a Senior Lecturer at Queen Mary, University of London, and among his other areas of expertise is an historian of the Labour Party. He tweets at @richardmarcj.