Bill Nikolai

Sam and Dean investigate a missing person’s case in a small town. The lead witness tells the Winchesters the attacker was a man with the head of a goat. Sam…

When the Kelownans discover that a massive underground vein of naquadah is being converted into naquadria, Jonas Quinn seeks help from Earth in avoiding the total destruction of his planet.

O’Neill and Teal’c are caught in a time loop in the SGC, and must relive the same 10 hours over and over again.

When a member of the SGC tries to kill a Tok’ra, it is revealed that O’Neill and Carter may be victims of an untraceable form of Goa’uld mind control.

A Tok’ra archaeologist arrives at the SGC with newly discovered technology, giving the SG-1 team superhuman powers.

The members of SG-1 are imprisoned on a planet and become pawns in a war of ideology.

SG-1 receives alien brain implants that manifest themselves as a bizarre man, who tells them that they would not survive the procedure to remove him.

The Tollan put Skaara and Klorel on trial to determine who will control the host body.