The first half of The Walking Dead Season 5 went out with a literal and figurative bang Sunday night. The series saw its highest-rated midseason finale ever with its most recent episode, garnering 14.8 million total viewers and 9.6 million viewers in the 18-49 demographic, according to Nielsen figures released by AMC. Those numbers represent an increase of 23% and 24%, respectively, compared to last year. See also: ‘The Walking Dead’ had one hell of a midseason finale These ratings will climb even more after DVR playback is factored in during the coming days.