Season 0 of Cologne P.D. premiered on January 26, 2007.

Season 1 of Cologne P.D. premiered on October 22, 2003.

Season 2 of Cologne P.D. premiered on February 23, 2005.

Season 3 of Cologne P.D. premiered on December 20, 2005.

Season 4 of Cologne P.D. premiered on January 9, 2007.

Season 5 of Cologne P.D. premiered on September 23, 2008.

Season 6 of Cologne P.D. premiered on September 8, 2009.

Season 7 of Cologne P.D. premiered on November 2, 2010.

Season 8 of Cologne P.D. premiered on October 18, 2011.

Season 9 of Cologne P.D. premiered on October 9, 2012.

Season 10 of Cologne P.D. premiered on October 8, 2013.

Season 11 of Cologne P.D. premiered on October 14, 2014.

Season 12 of Cologne P.D. premiered on October 6, 2015.

Season 13 of Cologne P.D. premiered on October 4, 2016.

Season 14 of Cologne P.D. premiered on September 12, 2017.

Season 15 of Cologne P.D. premiered on September 25, 2018.

Season 16 of Cologne P.D. premiered on September 12, 2017.

Season 17 of Cologne P.D. premiered on September 22, 2020.

Season 18 of Cologne P.D. premiered on December 3, 2019.

Season 19 of Cologne P.D. premiered on September 22, 2020.

Season 20 of Cologne P.D. premiered on September 21, 2021.

Season 21 of Cologne P.D. premiered on September 13, 2022.

Season 22 of Cologne P.D. premiered on October 3, 2023.

Season 23 of Cologne P.D. premiered on October 1, 2024.