Ashley Zukerman ( Succession, Fear Street trilogy) and Jessica Henwick ( Huntington, The Royal Hotel) have joined the series regular cast of the Apple TV+ series Silo for Season 3. Zukerman will star as ‘Daniel,’ a young and hungry congressman, and Henwick as ‘Helen,’ a whip-smart reporter.

"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,

Silo Season 2 ends with a thrilling finale that sets the stage for the next installment in the Apple TV+ series. It wraps up some of the plot lines while opening new mysteries and characters, which leave viewers yearning for more.

Silo’s season 2 finale premieres this Friday on Apple TV+, and the company is raising awareness with a fun marketing appearance.

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.