Rafael Nadal faced Jannik Sinner during the 2021 French Open, still very much at the height of his career and coming off a title defence from the year before.

Jannik Sinner, of Italy, holds up the championship trophy after defeating Taylor Fritz, of the United States, in the men's singles final of the U.S. Open tennis championships, Sept. 8, 2024, in New ...

They are failing. So “Sinners” is part gangsterish period drama, part vampire horror, with a grenade’s-worth of action movie thrown in. But it is a musical too.