Crack in time

A "crack in time" was often a descriptive phrase for temporal phenomenon.

The Fourth Doctor explained Fyodor Nikolai Kerensky's experiments with a time field in Paris, 1979 caused cracks in time. (TV: City of Death)

Charley Pollard described a time fissure, which the Eighth Doctor described as a "rent in the fabric of the Web of Time itself," as a "crack in time." (AUDIO: The Time of the Daleks)

The Tenth Doctor's TARDIS fell through a "crack in time" which led to Pete's World. (TV: Rise of the Cybermen)

The time field caused by a total event collapse created "cracks in the skin of the universe," (TV: The Pandorica Opens) described by th eEleventh Doctor as "two parts of space and time that should never have touched." (TV: The Eleventh Hour)

Skak's attempts to release Ephnol from his temporal imprisonment caused a crack in time, which caused the temporal displacement of both the house of John O'Brien in 2009 and a Victorian house from 1884, swapping them. The Bannerman Road gang helped Deathy to close it before it spread all over the world. (AUDIO: The Ghost House)