Radio Detective Story Hour is a large anthology of vintage-style scripted crime dramas, built around detectives, investigators, cops, heirs, reporters, secretaries, bail bondsmen, and suspects with something to hide. The show opens hard. A cab reaches a police station with a corpse inside; a wealthy uncle fails to come to breakfast; a play producer finds Cora in his office when she should not be there. These are not reflective essays about crime. They are performed mysteries with doors to force, alibis to test, and people talking too much because silence would be more dangerous. Barry Craig supplies several of the strongest examples, carrying the confidential-investigator cases with a bruised, witty, street-level sensibility. He can begin with a suit at George the Tailor's, a publicity break with Mona Gale, or a bail bondman begging him to find Joey Florio. Trouble follows quickly. Dr. Daniel Danfield brings another mode, more formal and psychological, with Rusty Fairfax nearby and criminal behavior treated as evidence. Mr. Samuel Gorby works through the handsome cab murder by reducing the puzzle to three questions: who the dead man is, why he was killed, and who did it. Candy Madsen's case turns on suspicion, pursuit, and quick comic friction around Lieutenant Ray Mallard. Across the episodes, the series likes inventories of facts. It also likes arguments. Characters snap, deny, stall, accuse, and reveal themselves under the heat of repeated questions. The writing has period texture, including old slang, melodramatic narration, and occasional advertising fragments around the drama. That texture is part of the artifact. It can be rough around the edges, but the cases move. The result is a shelf of theatrical crime puzzles for listeners who want locked doors, missing men, family money, city morgues, and detectives who keep talking until the trap closes.