Guard on duty in a Washington D.C. armory when SG-1 gained access to the Stargate in 1969. He took a partial zat'ni'katel blast which knocked him to the ground.
PLAYED BY -
FIRST APPEARED -
1969
KEY EPISODE(S) -
1969 - Billingsley is unable to prevent mysterious intruders from escaping through a large glowing ring in the armory he is guarding.