Urak’s robotic obedience and detachment versus subconscious flickers of individual awareness when faced with morally indefensible commands.

The TARDIS lurches violently as energy bolts from the Rani’s weapons pummel its exterior, shattering the console and toppling equipment. Mel and the Doctor collapse onto the floor, unconscious. The …

In her laboratory, the Doctor steadfastly resists the Rani's attempts to manipulate him into participating in her experiments. He refuses to act without his memory or tools, exposing her veneer …