Zebra Lounge is a 2001 erotic thriller directed by Kari Skogland and starring Kristy Swanson, Stephen Baldwin, Brandy Ledford, and Cameron Daddo. It was written by Claire Montgomery and Monte Montgomery.
Alan and Wendy Barnet are stuck in a marital rut and decide to answer an ad they find in a Swinging magazine. The couple meets with Jack and Louise Bauer at the Zebra Lounge. The Bauers are a pair of experienced swingers who help the Barnets fulfill their sexual fantasies. However, Alan and Wendy soon realize that the Bauers are not who they seem to be.
(Summary from Wikipedia)