Odette Annable previews Geri's 'complicated' return to Walker
It's time to find out who killed Emily
Supergirl's Odette Annable teases epic, but heartbreaking Worldkiller hour
Get scoop on what's ahead for the final episode before a nine-week hiatus
Supergirl: Are there other Worldkillers?
Plus: Melissa Benoist, Odette Annable and EP Andrew Kreisberg weigh in on a Reign theory
