THE Walking Dead boss has explained why Gamma HAD to die at hands of Beta in the latest episode. The character - played by Thora Birch - was a former Whisperer who ditched her mask of skin and joined the Alexandrians. *Spoilers ahead for the latest episode of The Walking Dead* But this ultimately led to her downfall, as Beta found her and stabbed her to death, turning her into a zombie before Alden shot her through the head to put her out of her misery.
Speaking about the decision to kill of Gamma, show runner Angela Kang told Entertainment Weekly: " Thora Birch was amazing in the role of Gamma. "We always knew from the start with this character that we wanted to tell a story of basically a double agent in a game of espionage. "And I think.
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