Helen McCrory, the English actor who played Narcissa Malfoy in the “Harry Potter” franchise and Polly Gray in “Peaky Blinders,” has died, her husband Damian Lewis announced on Friday. She was 52.

“I’m heartbroken to announce that after a heroic battle with cancer, the beautiful and mighty woman that is Helen McCrory has died peacefully at home, surrounded by a wave of love from friends and family. She died as she lived. Fearlessly. God we love her and know how lucky we are to have had her in our lives. She blazed so brightly. Go now, Little One, into the air, and thank you,” Lewis wrote on Twitter on Friday.

The British star also appeared in the James Bond film “Skyfall,” Martin Scorsese’s “Hugo” and played Cherie Booth, wife of U.K. Prime Minister Tony Blair, in “The Queen” and “The Special Relationship.