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episode title: Chapter Sixteen Unexpected

Air date: 2007-04-23

episode lenght: 43 minutes

Peter painfully learns that someone close may have betrayed him and Claude. Matts world spirals out of control when radioactive man Ted Sprague and Hana Gitelman, a fierce young woman with wireless mental abilities, drop into his life. After blood is spilled, Hiro makes a difficult decision about his mission. Claire is unable to contain her anger at her father.::Anonymous (source imdb)

IMDB rating: 8.3

This exact episode (1/16): imdb number tt942525

Santiago Cabrera => imdb link: nm1085051
Jack Coleman => imdb link: nm0171059
Tawny Cypress => imdb link: nm0194241
Greg Grunberg => imdb link: nm0342399
Masi Oka => imdb link: nm1199811
Hayden Panettiere => imdb link: nm0659363
Adrian Pasdar => imdb link: nm0664499
Sendhil Ramamurthy => imdb link: nm0707983
Milo Ventimiglia => imdb link: nm0893257
Zachary Quinto => imdb link: nm0704270
James Kyson => imdb link: nm1645304
Ashley Crow => imdb link: nm0189524
Matthew John Armstrong => imdb link: nm0035826
Bill Fagerbakke => imdb link: nm0265067
Elizabeth Lackey => imdb link: nm0480118
Jimmy Jean-Louis => imdb link: nm1097515
Rusty Schwimmer => imdb link: nm0005404
Stana Katic => imdb link: nm1065664
Christina Haag => imdb link: nm0351755
Stan Lee => imdb link: nm0498278
Missi Pyle => imdb link: nm0701512
Christopher Eccleston => imdb link: nm0001172
Lilas Lane => imdb link: nm0250169
Randall Bentley => imdb link: nm1370146

Most of the info found on this page was found on imdb