Nothing is what it seems in the post-apocalyptic world Rick Grimes inhabits: Enemies can be friends, friends can be less than friendly, and even on the most relaxing of evenings, you're never, ever safe. What elements of Episode 4 are more than meets the eye? These online extras for "Vatos" may provide answers.

• Production stills of Episode 4 plus two sneak peeks of next week's show
• An "Inside The Walking Dead" video that takes you behind the scenes of Episode 4 (Contains Spoilers)
• Video highlights of Episode 4 that sum it up in brief
• A video of Episode 4's most talked-about scenes
• An online trivia quiz that tests your memory of the episode
• Something to say? Bring it up in the Talk Forum's open thread for the episode

Also worth your attention:

• The Walking Dead - Atlanta Run adventure game
• The Walking Dead Survival Test
• New Photos From the Global Zombie Invasion
• Subscribe to The Walking Dead Newsletter