Strictly Come Dancing returned for its seventh series on 18 September 2009 on BBC One. Bruce Forsyth and Tess Daly returned as presenters of the main show on BBC One, while Claudia Winkleman presented the spin-off show Strictly Come Dancing: It Takes Two on BBC Two. Len Goodman, Craig Revel Horwood, and Bruno Tonioli returned as judges. Series 5 winner Alesha Dixon joined the judging panel as a replacement for Arlene Phillips. Darcey Bussell served as a guest judge beginning with the quarterfinal.

Ian Waite is a British professional dancer specialising in Latin American dance, a teacher and choreographer.