Recs if you like Poppy Montgomery Gets Even...

Stories of the elderly misbehaving at astonishing rates! Murder, robbery, and fraud abound!

This list is typically focused on elderly protagonists that currently partake in crimes. I will consider books concerning elderly protagonists that committed crimes when they were younger and are dealing with the consequences later in life. Any and all crimes count, but preferential treatment is given to murder.

A collection of mysteries where the retirees, pensioners, and silver‑haired legends of small towns take crime into their own hands. Sometimes they are solving it, sometimes they causing it, and sometimes they might be doing a bit of both.

books with full names in the title; all genres