From The Stargate Omnipedia


Male humanoid Replicator, third to emerge from the intelligence of the Replicators during their evolution on the planet Halla. He is one of the first four who got the chance to enter the minds of SG-1 in the hopes of gaining information about the realms of the team's home galaxy.

After being trapped within a time dilation device Third was apparently destroyed when the Asgard converted Halla's star into a singularity to rid themselves of the Replicator threat for good.


PLAYED BY - Tahmoh Penikett
FIRST APPEARED - Unnatural Selection


Unnatural Selection - Third is one of the Replicator humanoids on Halla who corral SG-1 and enter their minds, searching for new breeding grounds for the Replicators.