Rumours were circulating this week that Michelle Ryan would be joining Matt Smith next year as Doctor Who’s new assistant. No word on that yet, but the BBC have confirmed that both Michelle Ryan and comedian Lee Evans will guest star in this years Doctor Who’s Easter special.

Ryan will play the mysterious Lady Christina de Souza in the special episode, entitled Planet of the Dead.

“I’m a huge fan of Doctor Who and very excited to be joining David Tennant and the Doctor Who team,” she told BBC.

She added: “It is such a fantastic show and I can’t wait to get started.”

Executive producer Russell T Davies said: “Michelle is one of the most sought-after young actors in the country and we are delighted to announce that she will be joining the team.

“As always the script is being kept strictly under wraps. However, we can reveal that Lady Christina is a woman with a mysterious past who’s going to have a huge impact on the Doctor.”

Evans plays a character called Malcolm, who meets with the Doctor in very unusual circumstances…..interesting!