The case arose from a Freedom of Information request submitted by Guardian journalist Rob Evans.

BBC: Prince Charles

Rob Evans, a Guardian journalist, submitted a freedom of information request to see the letters but this was denied by the information commissioner.

BBC: Prince Charles letters to government must be published

Guardian journalists Paul Lewis and Rob Evans, who wrote the story, and some of the women who were duped by police are also due to appear.

BBC: Inquiry call over claim police used dead children's IDs

The Stade Francais number eight is added to Saturday's 22, along with Rob Dewey, Max Evans, Mark Robertson, Nikki Walker, Simon Webster, Kelly Brown, Geoff Cross, Alastair Kellock and Alasdair Strokosch.

BBC: Lineen unhappy with Parks jeering