In the true crime drama "Appropriate Adult," Dominic West and Emily Watson deliver powerful performances as Fred and Rose West, a couple accused of committing heinous crimes. When social worker Janet Leach (played by Watson) is assigned to assist in the police interrogation of Fred, she uncovers a web of secrets and lies that lead to a horrifying discovery. As Janet delves deeper into the case, she must confront her own demons and navigate a complex relationship with Fred, who insists on sharing his darkest secrets with her. Based on real events, this miniseries explores the twisted psychology of a serial killer and those who were caught in his trap.

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Some TV shows that have similar genres and were produced around the same time as Appropriate Adult include Sugar, Dead Boy Detectives, Shining Girls, The Outsider, True Detective, Boy Swallows Universe.