Details of her character are being kept under wraps.
Carroll executive produces alongside Sonay Hoffman, Greg Berlanti, Sarah Schechter, Leigh London Redman and Lindsay Dunn.
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Savre most recently portrayed Maya Bishop on all seven seasons of ABCsStation 19.
Danielle SavrePriscilla Grant/Everett Collection
Her other television credits includeGreys Anatomy, Too Close To Home, SupernaturalandBlue Bloodsamong others.
TVLinewas first to report Savres casting.
