Guest Stars Michael Cerveris as September Anna Torv as Olivia Dunham (Alt Universe) Michelle Krusiec as Nadine Park Joe Flanigan as Robert Danzig Co Starring Eugene Lipinski as December Jarod Joseph as FBI Agent Tim Stephen Lobo as FBI Agent Frazier Michael Adamthwaite as ND Agent #2 Peter Hall as Shop Proprietor Colin Lawrence as FBI Agent Roach Sean Michael Kyer as Jonathan Danzig Nancy J. Lilley as CSI Tech Shauna Johannesen as Julie Danzig Michael Karl Richards as Translucent Man Sean Carey as Military Guard Trevor Addie as Sergeant Natalie Grace as Olivia David Haysom as January Lisa Norton as ND Agent #1 Charlotte Williams as Amy Danzig Mark Curtin as Soldier