As the Doctor and Donna are held by Aattah in the city, another ship arrived on Deleo

Shelda landed the ship perfectly, and walked towards the city like she was on a mission. She felt for the weapon attached to her belt, and smiled at the power she was feeling.

"Where is he?" She asked her young charge, who was struggling to keep up.
"He is believed...to be underneath the city." Destra gasped.
"Thank you Destra. You'll be a captain soon enough!"

As the two, coriander-haired humanoids marched over the ground towards the city, the soil stirred and gradually formed the shape of a blue 1950's Earth police box...