Deborah Rennard
From Wikipedia, the free encyclopedia
Deborah Rennard (born November 4, 1959) is an American actress. She remains best known for her recurring role in Dallas as J.R. Ewing's secretary Sylvia "Sly" Lovegren. She appeared in the series from 1981 to 1991.
She is married to writer/producer/director Paul Haggis.