Browse the full Investigation Discovery TV guide for Monday, 7 September 2026. 27 programmes listed , including 6 tonight. UK listings updated daily — scroll down to tonight's highlights or use the day tabs above to browse the weekly schedule.
Early Morning
00:00
1h
Five-year-old Audrey witnesses her mother, Diane, brutally stabbed to death.
01:00
30m
A former escort hires a hitman to kill her husband
01:30
30m
A man's obsession with a web-cam model leads to brutal murders
02:00
1h
A former mayor of an Ohio town turns up dead in his hunting cabin
03:00
1h
The murder of a respected young entrepreneur
04:00
1h
A US colonel's startling double life
05:00
1h
The crimes of Valerie Cincinelli,
Morning
06:00
30m
Home shopping
06:30
30m
Home shopping
07:00
30m
Home shopping
07:30
30m
Home shopping
08:00
1h
A man who bided his time to wreak a bloody revenge
09:00
1h
A man's fascination with Idaho hairstylist Makaela Zabel-Gravatt
10:00
1h
A bitter family argument
11:00
1h
How a handyman became fixated towards his female customer
Daytime
12:00
1h
A US colonel's startling double life
13:00
1h
Pam Jacobs reveals the dark truth about her criminal father
14:00
1h
The case of Tim and Alec Kreider
15:00
1h
Conspiracies rock a Texas town after a high school football player vanishes
16:00
1h
In a Pennsylvania town, the killing of an immigrant splits the community
17:00
1h
The community is shocked when a Louisiana high school coach is murdered
Tonight's Highlights
18:00
1h
Jealousy is motivation enough to kill in a small California city
19:00
1h
The murder of Shana Grice
20:00
1h
The murder of Becky Watts
21:00
1h
Investigating what drove 26-year-old Luigi Mangione to shoot CEO Brian Thompson
22:00
1h
A single mother vanishes without a trace from her suburban home
23:00
1h
Kidnappers seize the heir to a multi-million-dollar airplane empire for ransom