Ratings: Grey's Anatomy Ticks Down in Return, Scandal and HTGAWM Tie Lows

ABC’s Grey’s Anatomy resumed Season 12 on Thursday night with 8.3 million total viewers and a 2.4 demo rating (per finals), down just 4 percent and a tenth from its fall finale.

Scandal (7 mil/2.1) slipped 15 and 12 percent to hit and tie series lows. Similarly, How to Get Away With Murder (5.8 mil/1.8) fell 19 and 22 percent to hit and tie series lows.

RELATED Read Recaps for Grey’s Anatomy, Scandal and HTGAWM

Elsewhere in the ratings….

THE CW | Facing stiffer competition, Legends of Tomorrow (2.4 mil/0.9) impressively added a few eyeballs while steady in the demo. The 100 (1.3 mil/0.5) slipped 14 percent and a tenth.

NBC | You, Me and the Apocalypse (3 mil/0.8) and The Blacklist (6.4 mil/1.4) each dipped a tenth, while Shades of Blue (5.4 mil/1.1) held onto last week’s demo low.

CBS | Big Bang Theory (16.3 mil/3.8) and Elementary (6.1 mil/1.1) were steady, Mom (8.1 mil/1.8) inched up. Life in Pieces (9.4 mil/2.1) dipped a tenth, while a 9:30 Big Bang rerun (6.5 mil/1.4) matched Angel From Hell’s final outing.

FOX | American Idol (9 mil/2.1) dipped a tenth week-to-week.

Want scoop on any of the above shows? Email insideline@tvline.com and your question may be answered via Matt’s Inside Line.