Have Mercy on Us All (2007)

In the heart-stirring cityscape of Paris, a peculiar plague of fear sweeps through the populace as a cryptic symbol, a '4' followed by the letters 'clt', mysteriously appears on apartment doors. In the wake of this unsettling occurrence, a resident is found dead under suspicious circumstances. Enter Detective Jean-Baptiste Adamsberg and his confidant Danglard, tasked with unraveling this enigmatic case. As they dig deeper, the chilling prospect of the plague being the cause of death emerges. Simultaneously, in the city's pulsating heart, Joss Le Guern, a former actor turned town crier, broadcasts curious messages of an impending plague outbreak. Intrigued by these ominous warnings, Hervé Decambrais, an ex-professor, delves into the labyrinth of library archives to decipher the enigma. His quest leads him to cross paths with the resolute Detective Adamsberg. Together, they stumble upon a horrifying truth: a deranged individual is unleashing a plague-ridden reign of terror, employing fleas borne by rats as his deadly weapons. With no discernible leads, the police find themselves in a desperate race against time, striving to prevent a panic from consuming Paris. This film, 'Have Mercy on Us All', is an electrifying blend of mystery and suspense, painting a gripping tale of a city teetering on the brink of chaos.

Have Mercy on Us All is a crime movie featuring José Garcia and directed by Régis Wargnier.

It is possible to buy Have Mercy on Us All on Amazon Video, Apple TV, Google Play Movies, Vudu and YouTube.