Margaret Atwood's 'The Testaments' launches in London with handmaids and Pearl Girls

Actors dressed as characters from the new Margaret Atwood novel, The Testaments at the Piccadilly branch of Waterstones as they promote an audience with the author ahead of the midnight release of the new book.

(CNN)Women wearing long silvery dresses and others in red capes and white bonnets set the atmosphere at a bookstore in London for the launch of "The Testaments," Margaret Atwood's long-awaited sequel to "The Handmaid's Tale."

The event Monday night attracted hundreds of fans to the Waterstones in Piccadilly and featured the author herself, who read excerpts from the book before its release at midnight.