Home7.03 Dexter - Episode 7.03 "Buck the System" - Sneak Peek Clip #3 byJohn •Monday, October 15, 2012 Showtime uploaded (a little late) a sneak peek from last night's episode of Dexter, 7.03 "Buck the System". It's from the (amazing) final scene of the episode. Watch it below! Tags 7.03 Buck the System Dexter Season 7 season 7 sneak peek video Facebook Twitter