Mike Flanagan Creator, Executive Producer Victoria Pedretti Dani Clayton Actor Oliver Jackson-Cohen Peter Quint Actor Henry Thomas Henry Wingrave Actor Amelia Eve Jamie Actor T'Nia Miller Hannah Grose Actor Rahul Kohli Owen Actor Tahirah Sharif Rebecca Jessel Actor Amelie Bea Smith Flora Wingrave Actor Benjamin Evan Ainsworth Miles Wingrave Actor Kate Siegel Viola , Lady of Bly Actor Justin Falvey Executive Producer Diane Ademu-John Executive Producer Trevor Macy Executive Producer