We've already gotten word on panels for TV series like Game of Thrones and even Beavis and Butt-Head at San Diego Comic-Con 2011 this year, and now ABC has just unveiled panel plans for three new series, and one returning series. Before their premiere later this fall, The River, Charlie's Angels and Once Upon a Time will all have exclusive early screenings of their premiere episode along with panels with the cast and executive producers. In addition, Comic-Con favorite Nathan Fillion will be returning to the convention with his series Castle. If you want more details on the new series premiering on ABC this fall, check out our previous post on the network's upfronts presentation, otherwise, hit the jump for the schedule on details on ABC's TV panels..Friday, July 22"The River," from Amblin Entertainment and ABC Studios, exclusive screening and Q&A panel for ABCâs newest supernatural series in Room 6A from 2:15-3:15 p.m. From the studio that brought you âLostâ comes a new adventure set deep in the Amazon. Join executive producers Oren Peli (âParanormal Activityâ), Michael Green (âGreen Lanternâ) and Zack Estrin (âTru Callingâ), plus cast members Joe Anderson (âThe Twilight Saga: Breaking Dawnâ), Eloise Mumford (âLone Starâ) and Leslie Hope (â24â). All attendees will get a limited edition Comic-Con poster and flashlight. You donât want to miss this! The moderator will be Monica Rizzo of People Magazine. Following the panel, the stars will participate in a special autograph session from 4:45-5:30 p.m. in Room 28C.Saturday, July 23âOnce Upon a Timeâ exclusive screening and panel in Room 6DE from 3:15-4:15 p.m.: Calling all âLostâ fans! â join moderator Damon Lindelof (âLostâ) as he introduces you to the magical story of two parallel worlds: one in a distant fairytale land, the other in a present-day reality. Following the exclusive screening of the pilot, co-creators and executive producers Edward Kitsis (âLostâ and âTron: Legacyâ) and Adam Horowitz (âLostâ and âTron: Legacyâ) along with Ginnifer Goodwin (âBig Loveâ), Jennifer Morrison (âHouseâ), Robert Carlyle (âSGU: Stargate Universeâ), Lana Parrilla (â24â) and Josh Dallas (âThorâ) will have a Q&A panel about this modern fairytale turned on its head. All attendees will get a limited edition Comic-Con giveaway! Arrive early for the exclusive posters and magic mirrors. Â After the panel, the stars will participate in a special autograph session from 5:45-6:30 p.m. in Room 28C.âCharlieâs Angelsâ screening and panel in the Indigo Ballroom at Hilton San Diego Bayfront from 5:00-6:00 p.m. Hello Angels! This fun, glamorous, action-packed take on the 1970's smash hit series introduces us to three new angels. After the screening, participate in a Q&A panel with Bosley and the ladies from the Townsend Agency. "Charlie's Angels" stars Annie Ilonzeh as Kate Prince, Minka Kelly as Eve, Rachael Taylor as Abby Sampson and Ramon Rodriguez as Bosley. Written and executive produced by Alfred Gough & Miles Millar ("Smallville"), "Charlie's Angels" is also executive produced by Drew Barrymore ("Charlie's Angels" movies), Leonard Goldberg (the original "Charlie's Angels") and Nancy Juvonen ("Charlie's Angels" movies). It is directed and executive produced by Marcos Siega ("Vampire Diaries," "Dexter"). âCharlieâs Angelsâ is produced by Millar/Gough Ink, Flower Films and Panda Productions in association with Sony Pictures Television.Sunday, July 24âCastleâ panel from 11:45 a.m.-12:45 p.m. in 6BCF: Â After the smashing success of the Q&A panel last season, âCastleâ returns with scheduled panelists, including Nathan Fillion (Richard Castle), Jon Huertas (Detective Tony Esposito), Seamus Dever (Detective Kevin Ryan), Tamala Jones (Medical Examiner Lanie Parish), Susan Sullivan (Martha Rodgers) and Molly Quinn (Alexis Castle). Fans will be treated to exclusive video highlights, bonus footage from the upcoming DVD release of Season 3 and an exclusive Comic Con poster and notebook giveaway. The moderator will be Will Keck of TV Guide Magazine. Â After the panel, the panelists will participate in a special autograph session at the Marvel Entertainment Booth (#2329) from 2:15-3:00 p.m. In addition to those Q & A panels, âPan Amâ â from July 20 to July 24 â will have a special booth designed as the first class cabin of a 1960âs inspired Pan Am plane. Fans who visit the booth will be given a flight time and a boarding pass. Check in for your flight on time, board the plane and watch a preview of ABCâs new drama. Fans that visit the booth will receive a Pan Am giveaway such as a collectable, one-of-a-kind Pan Am travel bag.