Can a driven detective and cutting-edge technology solve a nearly three-decade-old double murder? 48 HOURS and correspondent Richard Schlesinger go inside the investigation into the murders of two beloved grandmothers.
| Title | 48 Hours - Season 31 Episode 12 Knock Knock |
|---|---|
| Year | 2024 |
| Genre | News, Crime, Documentary |
| Country | United States of America |
| Studio | CBS |
| Cast | |
| Crew | Nancy Kramer (Executive Story Editor), Peter Marchetti (Production Manager), Matthew DeVoe (Director), Judy Tygard (Executive Producer) |
| Alternative Titles | 48 Hours Mystery, 48 Hours on ID, 48 Hours on OWN, 48 Hours Hard Evidence, 48 Hours Investigates |
| Keyword | biting, true crime, disturbed, angry, magazine show, complex, suspicious, anxious, cautionary, suspenseful, callous, informative |
| First Air Date | Jan 19, 1988 |
| Last Air date | Nov 16, 2024 |
| Season | 32 Season |
| Episode | 959 Episode |
| Runtime | 42:14 minutes |
| Quality | HD |
| IMDb: | 7.40/ 10 by 50.00 users |
| Popularity | 25.143 |
| Language | English |
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