The West Georgia Correctional Facility will look very different when season 4 of The Walking Dead premieres on Oct. 13. That’s not just because there is a garden growing and livestock in the fields — there are also people. A lot more people. And according to star Andrew Lincoln, while there is safety in numbers, more people and can also mean more problems. “There’s around about 50 new characters, and that puts obviously an enormous pressure on the group with the practical necessities,” Lincoln told us in the video clip below while taking a break from his recent Entertainment Weekly cover shoot.