Police procedural: some detail pertaining to a murder case is nagging at the back of a detective's mind "like having a stone in his shoe." Once he teases it to the surface, he solves the case. Andrés Soler, Fernando Fernández, Ariadna Welter, Roberto Cañedo, Wolf Ruvinskis, Rafael Baledón, Ana Eugenia Martínez Added on Amazon Prime 2021-05-06.

An evil mastermind, known as La mano negra, attempts to steal a formula that creates synthetic drugs but a masked avenger known as La sombra will do anything to stop him. Armando Silvestre, Alicia Caro, Fernando Osés, Rodolfo Landa, Pedro de Aguillón, Mano Negra, Carlos Martínez Baena Added on Amazon Prime 2020-12-15.