In Orange County, Calif., four men are stabbed by a mystery man in a month's time; no one makes a connection to the gruesome double murder of a woman and her son two months earlier except the man sitting in prison for killing his own family.
| Title | Murder by Numbers - Season 2 Episode 4 Friend of the Devil |
|---|---|
| Year | 2018 |
| Genre | Documentary, Crime, Reality |
| Country | United States of America |
| Studio | Investigation Discovery |
| Cast | |
| Crew | |
| Alternative Titles | |
| Keyword | true crime |
| First Air Date | Jul 12, 2017 |
| Last Air date | Oct 02, 2018 |
| Season | 2 Season |
| Episode | 14 Episode |
| Runtime | 42:14 minutes |
| Quality | HD |
| IMDb: | 8.50/ 10 by 4.00 users |
| Popularity | 4.822 |
| Language | English |
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