Lady Audley's Secret is a 1920 British silent drama film directed by Jack Denton and starring Margaret Bannerman, Manning Haynes and Betty Farquhar. It was an adaptation of the 1862 novel Lady Audley's Secret by Mary Elizabeth Braddon.
Sir Michael Audley marries a younger woman. She throws her first husband down a well, is blackmailed by a gardener who knows her secret, and tries to burn him to death. But something goes wrong.