Still in 1969, the Doctor has come to the conclusion that the alien creatures are only seen when they directly look at them. As soon as you look away, any memory of their presence is wiped clean. The aliens are also able to leave suggestions in people's minds, and aren't invaders per se, but have been on Earth for a very long time. While the Doctor works to ensure the success of Apollo 11, the others try to solve the mystery of the little girl in the space suit. Written by
Did You Know?
The Silence masks caused vision difficulties for the performers, who had to be guided by two people when they had to walk. See more
During the moon walk broadcast, the voice-over states that the whole world watched Apollo 11 lift off five days earlier. Apollo 11 lifted off on Wednesday, July 16th, and the moon walk took place on Sunday, July 20th (four days later, not five). See more
Apollo 11's your secret weapon?
No, no, it's not Apollo 11. That would be silly.
It's Neil Armstrong's foot.
Doctor Who Theme
Written by Ron Grainer
Arranged by Murray Gold
Performed by BBC National Orchestra of Wales See more