Joe Viles / FOX
A look at some planned and potential midseason replacements at Fox. 'Terminator: The Sarah Connor Chronicles' Cast: Thomas Dekker, Lena Heady, Richard T. Jones and Summer Glau. Plot: Sarah Conner, from the "Terminator" movies, and her 15-year-old son, John are fugitives who try to stay alive so he can save humanity in the future. Debuting: Scheduled for January.
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