Billie Piper on Radio 2

Billie Piper was this week's special guest on Michael Parkinson's Sunday Supplement on BBC Radio 2.Appearing mainly to promote her new West End play, Treats, Piper also spoke of her time on Doctor Who. She said how much she enjoyed working on the series and praised the high quality of the scripts.The interview also covered her marriage to Chris Evans and her time at stage school.The whole programme is available for the next seven days via the BBC Listen again feature. Billie Piper's interview begins about 1 hour into the programme.