She has been married to actor Andy Serkis since 22 July 2002; they have 3 children, Ruby (b. 1998), Sonny (b. 2000) and Louis (b. 2004). The family resides in Crouch End, London.
Ashbourne has appeared on British series and television films, including: The Street, True Dare Kiss, Thin Ice, In a Land of Plenty, Boon, Playing the Field, City Central, Peak Practice, The Bill, Pie in the Sky, Casualty, In Suspicious Circumstances, Mr Wroe's Virgins, Rich Tea and Sympathy, and London's Burning. She narrated Happy Birthday BBC Two in 2004.
