Killer Workout is currently streaming on Prime Video and Tubi

Killer Workout (1987)85 minHorrorRating 46/100

In this campy slasher film, an L.A. fitness club owner revisits the mysterious death of her twin sister after a serial murderer targets her gym.

Cast: Marcia Karr, David James Campbell, Fritz Matthews, Ted Prior, Teresa Van der Woude, Richard Bravo, Dianne Copeland

Director: David A. Prior