Deborah Rennard is an American actress, writer and producer, best known for her role as Sly Lovegren in Dallas (1981–1991).
In 1981 she was cast in a recurring role on Dallas as J.R. Ewing's loyal secretary Sylvia "Sly" Lovegren.
After Dallas, she had role in daytime soap operas Days of Our Lives and Sunset Beach, and guest starred on Silk Stalkings, Kung Fu: The Legend Continues, and Due South.
Rennard met her future husband, Academy Awards-winning director Paul Haggis, during the filming of Due South in 1994.
[6] After the divorce, Rennard returned to acting appearing in an episodes of FBI: Most Wanted and Law & Order in 2022.