Twelfth Night - Arkangel Shakespeare Author:William Shakespeare, Amanda Root, Jonathan Firth, Arkangel Cast Viola, disguised as a boy, is in love with Orsino, who is in love with Olivia, who has fallen for Cesario, who is actually Viola. Confusion and mistaken identities run riot in this bittersweet tale, one of the Bard's most popular comedies.