Marmadesam (English: Land of Mystery) was a 1996-2001 Tamil mystery anthology television series telecasted between 1996 and 1998 on Sun TV and then on Raj TV between 1999 and 2001 lasting 5 seasons. It has been re-telecasted on Vasanth TV since 3 August 2015, Monday through Friday at 7:30 PM and also in Sun TV from 27 July 2020, Monday through Friday at 10:30 PM. From 2019, it started airing on YouTube from Monday to Saturday by Kavithalaya.