As DI Geordie Keatingand Reverend Alphy Kottaram continue to work together as a crime-solving duo in scenic Grantchester, they must also support each other through changing times, family struggles, and personal secrets. This season, Alphy feels like he’s found a home, but he’s forced to confront secrets he’s kept close…

Robert Thorogood adapts his own novels alongside Lucia Haynes (“Vera”) and Julia Gilbert (“Midsomer Murders”), each of whom will write a two-episode murder mystery. Thorogood’s episodes will be an adaptation of his second novel, “Death Co…