The phrase "a world overrun" is correct and usable in written English.
It can be used to describe a situation where a world or environment is excessively populated or dominated by something, often with negative connotations.
Example: "In the story, a world overrun by technology leads to the downfall of human connection."
Alternatives: "a world dominated" or "a world flooded".
A world overrun with facts but lacking in wisdom!
Another Kirkman title, The Walking Dead, chronicles a world overrun by zombies.
They fought because they regarded the United States as a unique experiment in democracy that guaranteed political liberty and economic opportunity in a world overrun by tyranny.
He knows reality — even the reality of a world overrun by gaga revenants — is always going to have more to it than the dictates of genre allow.
It has become old hat to see "The Walking Dead," the series about human survivors in a world overrun by zombies, on our best-seller lists.
The challenge for independent film is getting those productions in front of people (and getting them to pay) in a world overrun by entertainment choices.
Visitors will be befuddled and bewildered by "Fantastic 2012", when the city is transformed by art installations into a strange world overrun by the spooky and the supernatural.
ZOMBIELAND Jesse Eisenberg and Woody Harrelson as residents of a future world overrun by the living dead; they have differing philosophies (accommodation, resistance) on how to deal with them.
With this work, Kelvin Kiarie, 21, portrays nightmares of a dystopian world overrun by Maasai vampires killing for human blood – the idea being that their usual diet of raw cow's blood with milk would no longer be sufficient.
"The royalty deals that publishers offer you are rubbish," reveals Mark Morris, director of Introversion Software, a three-man company that has won critical acclaim for its two self-published titles: the hacking simulator Uplink and, most recently Darwinia, a game that revolves around a futuristic virtual world overrun by killer viruses.
In Terry Gilliam's dystopian black comedy Brazil, Jonathan Pryce plays a lonely clerk longing to escape a cold Brave New World overrun by inefficient and terrifying bureaucrats.
