Carter had a cameo in the movie An American Werewolf in London featuring in a television advertisement for a kiss-and-tell article ('The Secrets of Naughty Nina') in The News of The World prior to David's first 'transformation' into the titular beast. She formed a musical duo, Blonde on Blonde, with Jilly Johnson which was successful in Japan.
Carter married former Yes keyboard player Rick Wakeman in 1984, and they divorced in 2004. Carter has two children with Wakeman: Jemma Kiera (b. 1983) and Oscar (b. 1986). Having overcome drug addiction and anorexia, she now runs her own image consultancy and life coach business. She married plastic surgeon Douglas Harrison in June 2010.