High Quality Content by WIKIPEDIA articles! The eighth and final season of Charmed, an American supernatural drama television series, began airing on September 25, 2005 on The WB. Airing on Sundays at 8 P.M., the season consisted of 22 episodes and concluded its airing on May 21, 2006, Just 5 months before The WB shuts down with The Night of Favorites and Farewells.