Octavus Roy Cohen

Octavus Roy Cohen (1891–1959) was an American author, journalist, and playwright known for his mystery, detective, and adventure fiction. He created several popular detective characters, including Jim Hanvey, one of his most recognized private investigators. Cohen wrote more than sixty books, hundreds of short stories, plays, and screenplays during his career. His works are remembered for their engaging plots, memorable characters, clever dialogue, and contributions to early twentieth-century mystery fiction.