The Walking Dead actor discusses Glenn's "disgusting" death and how Negan's brutal act lost the series its viewership.

Steven Yeun, who plays Glenn on the show ... and I was crushed," said Yeun. The actor said about a month later, he landed a role on "The Walking Dead" as a sidekick to main lead Andrew Lincoln ...

Negan brutally killed Glenn with his barbed wire bat Lucille, robbing the show of one of its biggest fan-favorite characters. Robert Kirkman, creator of both The Walking Dead and Invincible ...