Andrew Marr explores space, time and the ocean with Carlo Rovelli, Carole Mundell, Helen Scales and Laura Walker. Show more

Lord Sugar's candidates are tasked with creating a new vegan alternative to cheese to pitch to major retailers. But unusual recipes and bland brands result in another candidate being fired. Show more

Some familiar faces are back to interrogate the business plans of the final five, and with £250,000 in touching distance, there’s tears, tension and tough love. Show more

Two finalists will be tasked with launching a new business and pitching it to Lord Sugar for the chance to win his £250,000 investment and become his next business partner. Show more

The teams are tasked with choosing a selection of products to sell live to the nation on one of the UK's leading TV shopping channels. Show more

Week One. Lord Sugar’s candidates host a corporate away day in the Scottish Highlands. Back in the boardroom, one candidate is sent packing. Show more

It's week two and the candidates manufacture miniature cheesecakes to sell to the public and corporate clients. But crumbling cakes and maths meltdowns lead to a firing in the boardroom. Show more

It's week three, and the teams create a new virtual escape room to pitch to industry experts. Boring branding and confusing concepts lead to one candidate being fired. Show more

It's week four, and the candidates are sent to Jersey to secure nine items synonymous with the area. After a race to the finish, it’s au revoir for another candidate in the boardroom. Show more

Lord Sugar's candidates launch a new Formula E team before pitching for sponsorship, but questionable designs jeopardise multimillion-pound negotiations. Show more

The candidates must design and create a brand new breakfast cereal to sell to industry buyers. Bland recipes and boring boxes result in another candidate being fired. Show more

Lord Sugar’s candidates touch down in the Hungarian capital of Budapest to sell and run bespoke tours. Back in Blighty, one candidate is sent packing. Show more

Lord Sugar’s candidates brand and create an advertising campaign for a new electric vehicle. Boring branding and confusing adverts mean one candidate hits the brakes. Show more