The Walking Dead actress Alanna Masterson, pictured here at March 29 iHeartRadio Music Awards, recently revealed that she's pregnant with her boyfriend Brick Stowell. Getty. The characters on AMC’s “The Walking Dead” prove week after week that the zombie apocalypse is no place for a baby. Still, that hasn’t stopped actress Alanna Masterson from revealing she’s having her first child in the midst of Season 6 production. The 27-year-old actress revealed the news on her Instagram account on Monday by posting a picture of herself holding her relatively pronounced baby bump.