The Shannon family (L-R): Landon Liboiron, Shelley Conn, Jason O'Mara, Alana Mansour and Naomi Scott in the two-hour preview of Terra Nova airing May 2011 on FoxPhotograph: Michael Lavine/FoxThe Shannon familyPhotograph: Brook Rushton/FoxStephen Lang as Commander Nathaniel TaylorPhotograph: Brook Rushton/FoxJason O'Mara as Jim ShannonPhotograph: Brook Rushton/FoxAllison Miller (L) as Skye and Landon Liboiron (R) as Josh ShannonPhotograph: Brook Rushton/FoxStephen Lang as Commander Nathaniel TaylorPhotograph: Michael Lavine/FoxLandon Liboiron as Josh ShannonPhotograph: Michael Lavine/FoxChristine Adams as MiraPhotograph: Michael Lavine/FoxAllison Miller as SkyePhotograph: Michael Lavine/FoxJason O'Mara as Jim ShannonPhotograph: Michael Lavine/FoxNaomi Scott as Maddy ShannonPhotograph: Michael Lavine/FoxShelley Conn as Elizabeth ShannonPhotograph: Michael Lavine/Fox