Of all the casualties during the war against Negan, none shifted the course of Rick's world quite like the loss of his son.

Carl's dying words reminded Rick that the fighting would be all for naught if there wasn't a plan for the future.

"The boy is almost the emotional anchor for that future," says Andrew Lincoln in a video wrapping up the season.

Wrap Up Season 8 With the Cast and Creators

Victory has a price, and the survivors felt the cost of it time and time again.

"People wanted war, and I think they got that, but they got all the complexity and all the horrors of it as well," says Pollyanna McIntosh (Jadis).

"It felt like the stakes were higher than they've ever been before," adds Co-Executive Producer Denise Huth. "They were able to come out the other side and see a vision of the future."

Click here to take a look back at the high stakes and sacrifices of this season’s all-out war.

Watch the latest episode now on amc.com and AMC apps for mobile, Fire TV, XBox One, Apple TV, Roku and Chromecast.

To get full episodes, behind-the-scenes video and more, sign up for the weekly Dead Alert.