"Tabula Rasa" is the fifth episode of the fourth season of the NBC superhero drama series Heroes and sixty-fourth episode overall. The episode aired on October 19, 2009.

Ellen Greene is an American actress and singer. She has had a long and varied career as a singer, particularly in cabaret, as an actress and singer in numerous stage productions, particularly musical theatre, as well as having performed in many films and television series. Her best-known roles are as Audrey in the original stage play and movie adaptation of Little Shop of Horrors, and as Vivian Charles in the ABC series Pushing Daisies.