The show runners worked directly with victim Reena Virk's father Manjit Virk to tell her story in the miniseries.
Riley Keough and Lily Gladstone were handpicked by book author and series producer Rebecca Godfrey for their roles before her death from cancer in 2022.
Though the real life Rebecca Godfrey died in 2022 before filming began, she worked for three years with show runner Quinn Shephard on the show and the depiction of her played by Riley Keough. She also gave Shepard her investigative journals on the case and her personal diaries during that period of her life to help round out Keough's Rebecca.
Production was halted for four months due to the sudden death of star Riley Keough's mother, Lisa Marie Presley.
The court testimonies from the teens were taken from the real life testimonies and interrogations of the killers and attackers.