Stargate SG-1 S03E14 - Foothold
Stargate SG-1 (1997)
S03E14 Foothold
Episode Overview
Upon returning from their latest mission, SG-1 is shocked to find that shape-shifting aliens have infiltrated their base, taking control of the complex. The team must now navigate the chaos and figure out who they can trust while confronting the threat these metamorphic beings pose.