Kristen Stewart was in the main cast of the Twilight series.
Isabella Marie `` Bella '' Swan ( later Bella Cullen ) is a character and the protagonist of the Twilight series , written by Stephenie Meyer . Kristen Stewart . She received widespread recognition in 2008 for playing Bella Swan in The Twilight Saga film series ( 2008 -- 12 ) , which grossed over $ 3.3 billion worldwide .