MANILA, Philippines - The grand full trailer of the highly-anticipated Primetime Bida drama series Walang Hanggan will premiere tomorrow, Dec. 17 within Maalaala Mo Kaya timeslot. Get a glimpse of the biggest teleserye of 2012 featuring Susan Roces, Helen Gamboa, Rita Avila, Melissa Ricks, Joem Bascon, Paulo Avelino, Richard Gomez, Dawn Zulueta, Julia Montes and Coco Martin. Catch the full trailer and discover the never-ending thrill that Walang Hanggan is expected to show next year. For updates, log on to www.abs-cbn.com or follow abscbndotcom on Twitter.