in the autumn of 2018, campbell worked virtually full-time for the people's vote campaign, in particular the planning and organisation of a march on parliament on 20 october, which drew an estimated 250,000 people onto the streets. campbell persuaded almost 50 celebrities, including ian mcewan, patrick stewart and steve coogan, to fund a coach sponsorship scheme to help people travel from around the country for free. campbell himself funded a coach from the burnley area. he oversaw the production of several films, two of them narrated by actor brian cox, which were used to promote the event and to deliver a call to action at a rally which followed the march. he persuaded celebrities as varied as gary lineker, patrick kielty and delia smith, all of whom addressed the rally, and singer olly alexander and broadcasters richard bacon and mariella frostrup, who compered the event, to take part. it was also campbell's decision that the theme of the rally be youth, with the march led by students, and young speakers from all four nations of the uk taking part alongside senior politicians such as sadiq khan and nicola sturgeon. the march was described by the media as the second biggest ever, after the protest against the iraq war in 2003.