Season: 1

Original Airdate: August 29, 1997

Writer(s): Jeff F. King

Director(s): Charlie Correll

Guest Stars
Harley Jane Kozak as Sara O’Neill
Teryl Rothery as Dr. Fraiser
Gary Jones as Technician
Wally Dalton as Sara’s Father
Kyle Graham as Charlie O’Neill
Marc Baur as Senior Cop
Jane Spence as Nurse
Carmen Moore as Lab Assistant
Charles Payne as Guard NCO

Synopsis: A strange crystal strikes down O’Neill, replacing him with a double that returns with the SG-1 team to Earth to find the cause of O’Neill’s private grief; his son’s death. But the crystalline entity double is dangerously unstable as O’Neill’s bewildered wife Sara soon discovers. Can O’Neill return to the SGC in time to save everyone and prevent chaos?

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