VIDEO : What Was Margot Robbie's Workout Routine Like For Suicide Squad?

Actress Margot Robbie had to undertake a grueling workout routine for her role as Harley Quinn in Suicide Squad. Robbie's routine incorporated a lot of pilates and cardio and she worked at sculpting her body for at least two to three hours a day. Her trainer, Andie Hecker, said they focused a lot on toning the abs and the glutes. Hecker said, "She had to look sexy and strong." Hecker also said that Robbie's favorite exercises were knee tucks or anything where she was on her back.