All 12 episodes from the seventh season of the American crime drama about a Miami police forensics expert who kills those he believes have escaped justice. Dexter (Michael C. Hall) was orphaned at the age of three after the murder of his mother, an incident which implanted in him a fierce desire to punish those who commit criminal acts. While avoiding suspicion with a genial and helpful professional facade by day, when off-duty Dexter remorselessly hunts down those he believes have escaped the justice of the law and takes his vengeance. The episodes are: 'Are You...?', 'Sunshine and Frosty Swirl', 'Buck the System', 'Run', 'Swim Deep', 'Do the Wrong Thing', 'Chemistry', 'Argentina', 'Helter Skelter', 'The Dark... Whatever', 'Do You See What I See?' and 'Surprise, Motherf**ker!'