"Epitaph One" is the 13th episode of the first season of the American science fiction television series Dollhouse. The episode originally aired on the Season Pass on demand service from SingTel mio TV in Singapore on June 17, 2009 and later became available on DVD and Blu-ray on July 28, 2009. It is also the first episode of the series to feature Felicia Day, an actress with whom Joss Whedon has worked a number of times prior to Dollhouse. A sequel, "Epitaph Two: Return" was aired on January 29, 2010.