Actress Christian Serratos has joined the fourth season of The Walking Dead. She will play Rosita Espinosa, a character from the comic book who is still alive.
According to Hollywood Reporter, Rosita joined The Walking Dead in issue #53, when she and her crew (Abraham and Eugene) cross paths with Rick and his crew at Hershel's farm. There has been no mention of whether or not Abraham or Eugene's characters will be introduced into the series this season. Serratos is best known for her role in the Twilight franchise. While she will join season four as a recurring character, there is an option to bring her on as a regular in season five.