Sex, Greed, Envy and FIRE Drive New Dallas Teasers! (PROMO)Author:MelodiePublish date:Jan 8, 2014Updated onMar 17, 2015 It's almost time to head back to Southfork. TNT has released two teasers for Season 3 of its hit primetime soap Dallas. Check them out in one extended clip after the jump! Season 3 of Dallas is set to premiere on Monday, February 24.