Template:On this day

First airings in USA

Image	Title	Series	Season	Episode	Air date
	"Infection"	Stargate Atlantis	5	17	5 December 2008
	After Todd's hive ship shows up over Atlantis transmitting a distress call, the team discovers that he and his crew have been stricken with a disease they helped create.

First airings in UK

Image	Title	Series	Season	Episode	Air date
	"48 Hours"	Stargate SG-1	5	14	5 December 2001
	After an accident with the Stargate traps Teal'c in transit, SG-1 must turn to Russia — and to their enemies — for help before time runs out.