(written from a Production point of view)
Nancy Youngblut (born 14 February 1953; age 63) is an actor who appeared on Star Trek: Voyager and Star Trek: Deep Space Nine. She played the Nyrian female Taleen in the 1997 VOY episode "Displaced" and the Klingon officer Kolana in 1998 in the DS9 episode "Once More Unto the Breach". Youngblut's role as Kolana was especially memorable for her. 
Youngblut has also guest starred in Home Improvement, Without a Trace, The Shield, Weeds and Perception.