JUSTIN'S STRUGGLE WITH DRUG ADDICTION DRAWS SOME DEEPLY BURIED WALKER FAMILY SECRETS TO THE SURFACE, ON ABC'S "BROTHERS & SISTERS"

"36 Hours" � The Walker family pulls together for better or worse when Justin reaches a critical new low point with his addiction, while Kitty and Robert move toward their future together with a renewed perspective, on "Brothers & Sisters," SUNDAY, NOVEMBER 11 (10:01-11:00 p.m., ET), on the ABC Television Network.

"Brothers & Sisters" stars Dave Annable as Justin Walker, Maxwell Perry Cotton as Cooper Whedon, Kerris Lilla Dorsey as Paige, Sally Field as Nora Holden, Calista Flockhart as Kitty Walker, Balthazar Getty as Thomas Walker, Rachel Griffiths as Sarah Whedon, Rob Lowe as Senator Robert McCallister, Sarah Jane Morris as Julia Walker, Matthew Rhys as Kevin Walker, Ron Rifkin as Saul Holden, Emily VanCamp as Rebecca Harper and Patricia Wettig as Holly Harper.

Guest starring are Emily Rose as Lena Branigan, Denis O'Hare as Travis March, Martha Boles as Melanie, Mark Daniel Cade as Dr. James Kendall, Justine Dorsey as Sophie McCallister, Eric Gavika as the drug dealer, Ned Bellamy as Cutler Weeks and Jason Kim as Phil.

"36 Hours" was written by David Marshall Grant and Molly Newman and directed by David Paymer.

"Brothers & Sisters" is broadcast in 720 Progressive (720P), ABC's selected HDTV format, with 5.1-channel surround sound and Spanish subtitles via secondary closed captioning. A TV parental guideline will be posted closer to airdate.

This episode of "Brothers & Sisters" will be available on ABC.com the day after airing on the network for users to watch online. Also, check out the new weekly video blog, "Brothers & Sisters: Writers Room" on ABC.com, which will give online viewers an exclusive look inside the series from the show's writers.