yes if you look her up in here it says she is richard dreyfuss' niece.

Here's her bio from Lifetime's Rita Rocks website:

Natalie Dreyfuss hails from a pure Hollywood lineage. Her uncle, Richard Dreyfuss, is an ongoing inspiration to her to live up to her legacy and shine on her own. Her mother, Kathy, enjoys a career in wardrobe for film and television, and has given Dreyfuss another perspective on the entertainment industry.
Dreyfuss had her first professional acting experience at the very tender age of two, in the film Let It Ride. Realizing she was born to perform, she dedicated herself to the performing arts, and at age six began a concentrated regime in dance, a 10-year adventure that took her all across the country rehearsing and performing with various companies, including the American Ballet Theatre in New York and The Rock School in Philadelphia. An ankle injury ended her professional dance career a sad loss to the dance community, but a great gain for the acting industry, as Natalie is now equally driven and committed to her acting career. Her recent films inclu5b4de Hes Just Not That Into You and National Treasure 2. Her recent television credits include a lead role in Hallmarks Movie of the Week The Nanny Express, and guest-starring roles on FXs The Shield, NBCs Life and USAs Burn Notice.
Dreyfuss is dedicated to studying acting and currently trains with Gregory Berger-Sobeck at the Berg Studio.
Dreyfuss resides in Los Angeles with her family.
(Source:
http://www.mylifetime.com/on-tv/shows/rita-rocks/cast
)

Paul R.
http://1shop.bravehost.com
http://spookcentral.cjb.net

You guessed it. One of the googled results says Richard is her uncle.