Meet the Cast of Netflix's Hotly Anticipated Upcoming Series The Sandman

Richardson is set to play Ethel Cripps, mother of John Dee and, in the present day, a woman with a mysterious past and a talent for spinning new identities and lies out of thin air. The actress is one of those "has been in everything" performers, with a long résumé including stints on popular TV shows such as Nip/Tuck and The Tudors.