Dorothy B. Hughes

A potentially violent screenwriter is a murder suspect until his lovely neighbor clears him. But she begins to have doubts... (imdb)

In the bordertown of San Pablo, preparing for an annual 'Mexican Fiesta,' arrives Gagin: tough, mysterious and laconic. His mission: to find the equally mysterious Frank Hugo, evidently for revenge; or is it blackmail? FBI agent Retz is also after the elusive Hugo. Everyone in town is enigmatic, especially Pila, a mystical teenager who follows Gagin around and has premonitions of his death. Also involved are a classic femme fatale and an antique carousel with a pink horse... (imdb)

A former Spanish Civil War prisoner, John McKittrick arrives in New York to find the truth behind the death of his friend Louie Lepetino. He finds himself being chased by Nazi agents who want an item he has brought back from Spain and cannot give up. When another of his friends is murdered, McKittrick realizes that he cannot trust anyone around him - not anyone. (imdb)

A gunman who believes his friend has been murdered sets out to get the people who killed him and finds himself enmeshed in corrupt labor union politics. (imdb)