As Hiro's life continues to hang in the balance, he distracts himself with saving the lives of others. Meanwhile, Angela tries to help the new "Nathan" remember his past, at the risk of his...

Cast: Jack Coleman, Ali Larter, James Kyson, Masi Oka, Hayden Panettiere, Adrian Pasdar, Zachary Quinto, Cristine Rose, Milo Ventimiglia, Bruce Boxleitner, Ray Park, Dawn Olivieri, Akihiro Kitamura, Saemi Nakamura, Jayson Blair