Claire and her new friend Gretchen investigate the death of Claire's roommate Annie, while Noah comes to Peter for assistance. Samuel and Edgar recover the compass, Hiro realizes his new destiny, and Matt is tormented with mental images from a dangerous foe.
Elenco: Greg Grunberg , Ali Larter , Masi Oka , Hayden Panettiere , Adrian Pasdar , Sendhil Ramamurthy , Milo Ventimiglia , Jack Coleman , Robert Knepper , James Kyson , Cristine Rose , Zachary Quinto , Greg Grunberg , Jack Coleman , James Kyson , James Kyson Lee , Jayma Mays , Jimmy Jean-Louis , Kristen Bell , Leonard Roberts , Lestat , Lyndsy Fonseca , Malcolm McDowell , Masi Oka , Noah Gray-Cabey , Robert Knepper , Santiago Cabrera , Sendhil Ramamurthy , Stephen Tobolowsky , Tawny Cypress .