British actress Celia Imrie is to star in Doctor Who Series 7 Part 2. The episode airing in the "Spring", is a contemporary story and recently filmed on location in London. It will be the first Doctor Who episode to air in the 50th Anniversary year. Imrie has already acted alongside new companion Jenna-Louise Coleman in Titanic earlier this year and is well known for her roles in Kingdom, Acorn Antiques, Dinnerladies and Star Wars Episode I: The Phantom Menace.Labels: bells of st john, Casting Update, celia imrie, doctor who series 7 news, dr who cast news, Dr Who Spoilers, series 7 cast news, series 7 news