Riff was originally cast to play the character "Willow Rosenberg" in the Buffy the Vampire Slayer: Unaired Pilot (1996) of the TV show Buffy the Vampire Slayer (1997). When the pilot was re-shot, Alyson Hannigan got the role.
Retired from the entertainment industry in 2003. Lives in Boston, MA, working at a start-up out of Harvard University, as of 2013.
She has been working as a Director of Operations, Accounting and Human Resources for a non-profit HIV/AIDS organization in Washington, DC for the past 4 years. [August 2005]