Who plays Lady Blackwood in 'Chilling Adventures of Sabrina'? - Alvina August
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Netflix's 'Chilling Adventures Of Sabrina': Meet The Cast

18. Who plays Lady Blackwood in 'Chilling Adventures of Sabrina'? - Alvina August
Lady Blackwood, wife of Father Blackwood, is played by Alvina August. She is the mother of Father Blackwood's male heir and an instructor at the Academy of Unseen Arts. Viewers may recognise her from 'Supernatural', 'The Good Doctor', and 'Suits'. [Michael Tullberg]