The Walking Dead is welcoming new characters left and right on Season 3.

Last night, it was a vicious new Rick Grimes, who drew his machete and made it clear once and for all who is in charge and how he has changed over the seasons.

Next Sunday, meanwhile, it will be David Morrissey as The Governor, someone who leads a group of survivors and interacts closely with Andrea and Michonne. How are they alerted to his presence? Check out this clip from "Walk With Me."

And what can fans expect from the famous graphic novel villain? Watch The Governor in action via the following AMC trailer:

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