The Boys star reveals the devastating health battle fans never saw

Stay up to date with notifications from The IndependentNotifications can be managed in browser preferences.Jump to contentThank you for registeringPlease refresh the page or navigate to another page on the site to be automatically logged inPlease refresh your browser to be logged inAllNewsSportCultureLifestyleErin Moriarty was diagnosed with the autoimmune condition in June 2025, which affected her ability to fully portray certain components of her character (Prime Video)Erin Moriarty, who plays Annie January/Starlight in "The Boys," discussed how her Graves' disease diagnosis affected her performance in the series' final season. The actor was diagnosed with the autoimmune condition in June 2025, which affected her ability to fully portray certain components of her character. Moriarty experienced severe symptoms including oversleeping, numbness in her hands and feet, difficulty articulating, and at one point, losing the ability to walk. Production for "The Boys" had to adapt to her condition, with Moriarty granting them direct communication with her doctors due to her severe illness. She confirmed that treatment has been effective, allowing her to be present for the season finale, and has publicly spoken out against the ignorance surrounding autoimmune diseases. In fullErin Moriarty shares how Graves’ disease affected her performance in The BoysMore bulletinsThank you for registeringPlease refresh the page or navigate to another page on the site to be automatically logged inPlease refresh your browser to be logged in

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