A question in every fan's mind at this stage must pertain to lead actress Rebecca Ferguson's future in the acclaimed series, on whether her character Juliette returns in Season 3.

Silo” Season 3 is already building out its cast. Variety has learned that both Jessica Henwick and Ashley Zukerman are set to appear as series regulars in the upcoming third season of the Apple TV+ post-apocalyptic drama based on Hugh Howey’s “Wool” novel trilogy.

Apple TV+ has officially tapped Iron Fist star Jessica Henwick and Designated Survivor star Ashley Zukerman to join the Silo Season 3 cast for the upcoming next installment of the acclaimed sci-fi drama.

"Silo" is growing its Season 3 cast with the additions of Ashley Zukerman and and Jessica Henwick. Zukerman ("Succession," "Fear Street" trilogy) and Henwick ("Huntington," "The Royal Hotel," "Glass Onion") will join the Rebecca Ferguson-led show as series regulars beginning next season,