Overnight figures for the Australian broadcast The Zygon Invasion show that the episode received an average of 430,000 viewers from the five major capital cities, making it the highest rating ABC drama of the day and the thirteenth highest rating overall program of the day. These ratings do not include those watching online or time-shifted viewers.
Meanwhile, The Girl Who Died received an average of 644,000 viewers – including time-shifting – in the five major capital cities. With an extra 149,000 viewers, it was the joint highest time-shifted program of the day – together with Quantico – and the tenth highest rating program of the day overall. These ratings do not include iview or regional viewers.