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Thora Birch as Gamma in The Walking Dead: We Are the End of the World - Thora Birch Photo (43281764) - Fanpop
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The Walking Dead on AMC on Twitter: "Mask off. Thora Birch (@1107miss) on why Gamma opens up to Aaron. #TWD https://t.co/hrbmhnksQf https://t.co/XDkiTajNHz" / Twitter
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Thora Birch Signs On To The Cast Of The Walking Dead Following Danai Gurira's Exit - Celebrity Insider
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