Agatha and the Truth of Murder
- Blwyddyn: 2018
- Gwlad: United Kingdom
- Genre: Drama, Mystery
- Stiwdio: DSP
- Allweddair: husband wife relationship, countryside, whodunit, historical fiction, murder mystery, 1920s
- Cyfarwyddwr: Terry Loane
- Cast: Ruth Bradley, Pippa Haywood, Dean Andrews, Bebe Cave, Blake Harrison, Tim McInnerny