The Secret (2016)
The true story of a Sunday school teacher and respectable dentist and pillar of the community, who formed a murderous partnership.
- First Air Date: 2016-04-29
- Last Air Date: 2016-05-20
- Total Seasons: 1
- Total Episodes: 4
- Episode Runtime: 51 min.
- Network: ITV1
- Director: Nick Murphy
- Creator: Stuart Urban
