SpoilerTV Image Archive | Gallery | brothers-sisters | season-5 | promotional-episode-photos | episode-5.20-father-unknown | 123507_4078
BROTHERS & SISTERS - "Father Unknown" - Parenthood is questionable for more than one member of the Walker family, as Justin keeps a closely guarded secret about the true paternal identity of one of his siblings and Scotty makes a shocking discovery that will bring a new life into the Walker family fold, on "Brothers & Sisters," SUNDAY, APRIL 24 (10:01-11:00 p.m., ET), on the ABC Television Network. (ABC/ADAM LARKEY) LUKE MACFARLANE, ROXY OLIN