Season 0 of Agatha Raisin premiered on December 26, 2014.

Season 1 of Agatha Raisin premiered on June 7, 2016.

Season 2 of Agatha Raisin premiered on November 19, 2018.

Season 3 of Agatha Raisin premiered on October 28, 2019.

Season 4 of Agatha Raisin premiered on December 22, 2021.