What will integrating into the Walker family be like? How will the siblings respond?
Grimes: I don’t know yet — it’s all yet to be written. I’m excited to see what happens next… who he likes, who he doesn’t like. TVGuide.com: There are a lot of theories circulating about your character, including that he used to be a drug dealer. Are we going to learn more about that? Grimes: I’m not sure if it’s going to be brought up. But I know that … [Ryan] did have a problem with drugs, and I’m sure that that’s due to having his mother died. TVGuide.com: Based on what you’ve shot so far, what’s the dynamic like between Ryan and Nora? Grimes: There seems to be almost a motherly energy coming from Nora. I don’t know if that’s something that they’re planning on playing up, but I feel like that’s the way it’s going. Maybe [the writers will] play that out. But I know that because [Ryan’s] a complicated guy, because he doesn’t know what’s going on, he’s rejecting that energy at this point. He’s pushing away a little bit. TVGuide.com: Was it intimidating to work with a pro like Sall