Peacock’s new family mystery thriller “Apples Never Fall” premieres this week on the streaming service, and it’s yet another adaptation of popular writer Liane Moriarty’s melodramatic works; her famous books are known as the source material for “Big Little Lies,” “Nine Perfect Strangers” and more. The series follows a seemingly happy family on a tumultuous journey to uncover the truth about the disappearance of its matriarch.