Pull Back to Earth was a group active on Earth in the 21st century.
Pull Back to Earth believed that Earth was being invaded by Perseus. The group disrupted a re-enactment of the Battle of Britain while the Third Doctor and Jo Grant were present.
Stephen Le Page called the group terrorists. (PROSE: Carpenter/Butterfly/Baronet)
Jarvis Bennett asked Jamie McCrimmon if he and the Second Doctor were "pull back to Earth maniacs". (TV: The Wheel in Space)