Stargate Origins: Catherine

"Stargate Origins" follows Catherine Langford (Ellie Gall), whose father, archeologist Paul Langford (Connor Trinneer), discovered the eponymous Stargate in 1928, when Catherine was a young girl.

Young Catherine -- whose death as an elderly woman is depicted in the eighth season of "Stargate SG-1" -- explores the mysteries of the Stargate in an attempt to save Earth.