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Legion - Season 3 - Lauren Tsai Joins Cast

Lauren Tsai (Terrace House: Aloha State) has joined the cast of FX's Legion per Variety. Tsai will take on the role of Switch, a young mutant whose secret ability serves as the key to executing David Haller's plan.

Tsai will make her television acting debut during Legion Season 3, which is set to air in 2019.