Sneak Peek: THE WALKING DEAD ("Infected")

Photo Credit: AMC

Season 4 of THE WALKING DEAD continues on Sunday, October 20th at 9 p.m. ET/PT on AMC Network.

In "Infected," infection reaches new bounds as Patrick is infected in the cell block.

With turmoil on the horizon, Rick and the group attempt to stabilize the now dangerous prison.

Watch a sneak peek video below:



THE WALKING DEAD stars Andrew Lincoln as Rick Grimes, Norman Reedus as Daryl Dixon, Steven Yeun as Glenn Rhee, Lauren Cohan as Maggie Greene, Chandler Riggs as Carl Grimes, Danai Gurira as Michonne, Melissa Mcbride as
Carol Peletier, Scott Wilson as Hershel Greene, David Morrissey as The Governor, Emily Kinney as Beth Greene, Chad L. Coleman as Tyreese, Sonequa Martin-Green as Sasha, Sarah Wayne Callies as Lori Grimes, Irone Singleton as T-Dog, Madison Lintz as Sophia Peletier, Laurie Holden as Andrea, Jon Bernthal as Shane Walsh, Lennie James as Morgan Jones, and Michael Rooker as Merle Dixon.

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