The Doctor and his companions are sent to the planet Skaro by the Time Lords to prevent the creation of the Daleks.
Did You Know?
prepared for his masked role of Davros by wearing a paper bag over his head during rehearsals, to help him convey much of the emotion of the part purely through dialogue. Wisher, a heavy smoker, put two holes in the top of the bag so he could smoke underneath it in rehearsals. Tom Baker and the other actors found the sight of the smoke coming out of the holes quite amusing. See more
When Davros is showing the Dalek under voice control for the first time, his lips don't move after giving the directional controls to the Dalek. See more
When victory is ours, we'll wipe every trace of the Thals and their city from the face of this land! We will avenge the deaths of all Kaleds who've fallen in the cause of right and justice, and build a peace which will be a monument to their sacrifice. Our battle cry will be "Total extermination of the Thals"!
That's very impressive.