Specials
2010 • 1 Episode
Season 0 of The investigation was conducted premiered on December 30, 2010.
Season 1
2006 • 32 Episodes
Season 1 of The investigation was conducted premiered on January 20, 2006.
Season 2
2007 • 36 Episodes
Season 2 of The investigation was conducted premiered on January 19, 2007.
Season 3
— • 32 Episodes
We don't have an overview translated in English. Help us expand our database by adding one.
Season 4
2008 • 26 Episodes
Season 4 of The investigation was conducted premiered on September 5, 2008.
Season 5
2009 • 32 Episodes
Season 5 of The investigation was conducted premiered on September 11, 2009.
Season 6
2010 • 30 Episodes
Season 6 of The investigation was conducted premiered on August 27, 2010.
Season 7
2011 • 35 Episodes
Season 7 of The investigation was conducted premiered on September 4, 2011.
Season 8
2012 • 34 Episodes
Season 8 of The investigation was conducted premiered on September 1, 2012.
Season 9
2013 • 33 Episodes
Season 9 of The investigation was conducted premiered on August 31, 2013.
Season 10
2014 • 35 Episodes
Season 10 of The investigation was conducted premiered on August 31, 2014.
Season 11
— • 32 Episodes
We don't have an overview translated in English. Help us expand our database by adding one.
Season 12
2016 • 35 Episodes
Season 12 of The investigation was conducted premiered on September 3, 2016.
Season 13
— • 36 Episodes
We don't have an overview translated in English. Help us expand our database by adding one.
Season 14
2018 • 36 Episodes
Season 14 of The investigation was conducted premiered on September 2, 2018.
Season 15
2019 • 36 Episodes
Season 15 of The investigation was conducted premiered on September 1, 2019.
Season 16
2020 • 36 Episodes
Season 16 of The investigation was conducted premiered on September 6, 2020.
Season 17
2021 • 36 Episodes
Season 17 of The investigation was conducted premiered on August 29, 2021.
Season 18
2022 • 36 Episodes
Season 18 of The investigation was conducted premiered on September 4, 2022.
Season 19
— • 17 Episodes
We don't have an overview translated in English. Help us expand our database by adding one.