Episode 5: “Aunt Molly.” Though Molly has since become a larger than life folk hero in Joliet, she was a daughter, sister and an aunt to Jim Zelko and Arlene Reivers. Cousins Jim and Arlene share their childhood memories of Molly and the reaction of the Zelko family in the wake of her disappearance. The devastated Zelkos directly appealed directly to FBI Director J. Edgar Hoover, who unbeknownst to them, had taken an interest in the case from its earliest hours.