Agatha
- Leto: 1979
- Država: United Kingdom
- Žanr: Drама, Misterija, Тriler
- Studio: Sweetwall, First Artists, Warner Bros. Pictures
- Ključna beseda: journalist, husband wife relationship, england, historical figure, disappearance, spa, mystery writer, 1920s, crime fiction writer, female writer
- Direktor: Michael Apted
- Igralska zasedba: Dustin Hoffman, Vanessa Redgrave, Timothy Dalton, Helen Morse, Celia Gregory, Paul Brooke