In the Doctor Who episode The End of Time the war is described as being "time locked", like a bubble, nothing can come in or out - except things which were already out. In The Day of the Doctor we ...
In Turn Left we see what the world would be like if Donna never met the Doctor and he perished beating the Racnoss. In this timeline, we cryptically see Rose all over the place using the companions ...
In the 11th doctor's 1st series there is a story arc involving cracks appearing across the universe and removing people from history. However I don't understand, in some examples people are removed ...