The Hills - All Seasons

20/20 continues to combine hard-hitting investigative reports, newsmaker interviews and compelling human interest and feature stories.

Eighteen to twenty castaways will compete against each other on Survivor. All castaways will compete to outwit, outplay, outlast and ultimately be crowned Sole Survivor.

Saturday Night Live is an Emmy Award-winning late-night comedy showcase.

Since its inception in 1975, "SNL" has launched the careers of many of the brightest comedy performers of their generation. As The New York Times noted on the occasion of the show's Emmy-winning 25th Anniversary special in 1999, "in defiance of both time and show business convention, 'SNL' is still the most pervasive influence on the art of comedy in contemporary culture." At the close of the century, "Saturday Night Live" placed seventh on Entertainment Weekly's list of the Top 100 Entertainers of the past fifty years.

Lioness, inspired by an actual U.S. Military program, follows the life of Joe while she attempts to balance her personal and professional life as the tip of the CIA's spear in the war on terror. The Lioness Program, overseen by Kaitlyn Meade and Donald Westfield, enlists an aggressive Marine Raider named Cruz to operate undercover alongside Joe among the power brokers of State terrorism in the CIA's efforts to thwart the next 9/11.

Doc centers on the hard-charging, brilliant Dr. Amy Larsen, Chief of Internal and Family Medicine at Westside Hospital in Minneapolis. After a brain injury erases the last eight years of her life, Amy must navigate an unfamiliar world where she has no recollection of patients she's treated, colleagues she's crossed, the soulmate she divorced, the man she now loves and the tragedy that caused her to push everyone away. She can rely only on her estranged 17-year-old daughter, whom she remembers as a 9-year-old, and a handful of devoted friends, as she struggles to continue practicing medicine, despite having lost nearly a decade of knowledge and experience.