Doctor Who (2005)

S04E03 Planet of the Ood

The Doctor and Donna arrive on the frigid Ood-Sphere, where they uncover the troubling history behind the Ood's status as a servile species. As they delve deeper into the mysteries of this icy world, they confront the forces that have exploited the Ood for their own gain. The duo must navigate the bleak landscape and the Ood's plight to reveal the truth and fight for their freedom.