Glee star Jonathan Groff joins the new series of Doctor Who in a "mysterious and exciting" role.
Jemma Redgrave
RuPaul's Drag Race winner Jinkx Monsoon is revealed as a new cast member on Doctor Who .
A new Doctor Who spinoff centred at UNIT is reportedly in the works.
Jemma Redgrave is confirmed to return to Doctor Who , while Aneurin Barnard will join the cast...