Imelda Staunton in The Girl Who Waited

According to The Radio Times, Harry Potter's Imelda Staunton, the woman who portrays Professor Delores Jane Umbridge is to be in the upcoming episode of Doctor Who, The Girl Who Waited.

She will be providing the voice of the Interface. Here is the cast list provided by The Radio Times:

• The Doctor - Matt Smith
• Amy Pond - Karen Gillan
• Rory Williams - Arthur Darvill
• Check-in girl - Josie Taylor
• Voice of Interface - Imelda Staunton
• Voice of Handbots - Stephen Bracken-Keogh 

Thanks to Time Dragon in the Vortex for the heads-up