Dateline - Season 22 Episode 6
When a young woman's fiance is tragically killed at a bar on Halloween night, the authorities are charged with the difficult task of finding the identity of a killer who has not only disappeared, but was in costume on the night of the incident.
- genus: News, Documentary
- Studio: NBC
- keyword: homicide, interview, murder, true crime, missing person, investigative journalism, news magazine, homicide investigation, serious, mysterious disappearance, mystery, correspondent
- cast: