2009 | 6 Episodes

Season 1 of 21 Days premiered on January 30, 2009.

2009 | 9 Episodes

Season 2 of 21 Days premiered on September 25, 2009.

2010 | 10 Episodes

Season 3 of 21 Days premiered on October 11, 2010.

2012 | 4 Episodes

Season 4 of 21 Days premiered on February 20, 2012.

2012 | 6 Episodes

Season 5 of 21 Days premiered on October 18, 2012.

2014 | 3 Episodes

Season 6 of 21 Days premiered on May 17, 2014.

2016 | 6 Episodes

Season 7 of 21 Days premiered on April 15, 2016.