The Peon Era was part of the universe's timeline.
K9 Mark II mentioned this era whilst scanning for the Eighth Doctor's TARDIS across time/space. (AUDIO: Zagreus)
Behind the scenes[[edit] | [edit source]]
- The TARDIS console prop built for Doctor Who had the Peon Era displayed on one of the instruments, but this was not visible in the finished film. (DWMSE 5)