(written from a Production point of view)
Dana Sparks (born 1 August 1961; age 53) is an actress from Orinda, California who portrayed tactical officer Ensign Williams in Star Trek: The Next Generation second season episode "Contagion" in 1989.
Sparks began her television career as a regular on the short-lived drama series Cover Up. She then went on to star as Victoria Gioberti Hogan Stavros on the soap opera Falcon Crest for two years (1986-88), during which she worked alongside fellow Star Trek performers Brett Cullen and Robert Foxworth. After this and her appearance on TNG, she made several appearances on L.A. Law, working alonside the likes of Rene Auberjonois, Corbin Bernsen, Larry Drake, Miriam Flynn, Gregg Henry, Scott Lawrence, Alan Oppenheimer, and Gwynyth Walsh.
In 1995, Sparks made multiple appearances as Carol Graham on Melrose Place. From 1999 through 2004, she starred on the soap opera Passions in the role of Grace Bennett and occasionally that of her twin sister, Faith Standish. Sparks more recently had a recurring role on the television series JAG as Lieutenant Commander Carolyn Imes. During her time on this series, she worked with fellow Trek alumni Corbin Bernsen, K Callan, Steven Culp, Scott Lawrence, Zoe McLellan, and Scott MacDonald.
Her only two film credits to date have been the 1986 comedy That's Life!, co-starring Sally Kellerman, Jennifer Edwards, Biff Elliot, and Rob Knepper, and the 1994 science fiction thriller CyberTracker, with Joseph Ruskin, Stacie Foster, and Kevin Carr.