[Newshound47]

Just to play devil’s advocate, it doesn’t say they’ll be on screen together through the series. Only that the Doctor will have two companions in Series 2.

They may well be, but the way it’s written it’s just as likely they’re only in a handful of episodes together, or even just the one episode which was being read on the day these pictures were taken.

And that fits the Initial reports. It could be like series four with Donna present throughout and Martha appearing in sevreal episodes