电影讲述一间健身房里不断发生女孩被杀事件，健身教练之间为女孩争风吃醋的局面，令真凶更加肆无忌惮，局面更加错综复杂…
Marcia Karr
Rhonda Johnson
David James Campbell
Lieutenant Morgan
Fritz Matthews
Jimmy Hallik
Ted Prior
Chuck Dawson
Teresa Van der Woude
Jaimy (as Teresa Vander Woude)
Richard Bravo
Tom
Dianne Copeland
Debbie
Laurel Mock
Diane Matthews
Lynn Meighan
Cathy
Teresa Truesdale
Rachael McClee
Denise Martell
Marsha
Michael Beck
Curtis
John Robb
Weight Lifter #1
Larry Reynolds
Officer Peterson
