Dalek agent (The Uncertain Shore)

One Dalek agent during the Last Great Time War was a captured Brancheerian. As a shapeshifter, the agent could impersonate many different people. (AUDIO: The Uncertain Shore)

They planted a Dalek-Sensorite parasite on the Sense Sphere which introduced telepathic Dalek propoganda to the Sensorites. (AUDIO: Sphere of Influence)

Susan Foreman and Veklin captured the agent on Florana. (AUDIO: The Uncertain Shore)

From the Brancheerian, the Time Lords learned that the Daleks were interested in the Earth. (AUDIO: The Shoreditch Intervention)