Stargate SG-1 - Season 1 - Eps 5: The Broca Divide
Members of SG-1 become infected with an alien virus that turns them into primitive beings. Dr. Fraiser must find a cure to save the team and the alien population from whom it was contracted.
About Stargate SG-1

Title: Stargate SG-1
First Air Date: 1997-07-27
Last Air Date: 2007-06-22
Status: Ended
Rating: 8.3/10 (from 1621 votes)
Language: EN
Seasons: 11
Total Episodes: 214
Network: Showtime Syfy
Genres: Sci-Fi & Fantasy, Action & Adventure, Mystery
Production Companies: MGM Television, Double Secret Productions
Synopsis
The story of Stargate SG-1 begins about a year after the events of the feature film, when the United States government learns that an ancient alien device called the Stargate can access a network of such devices on a multitude of planets. SG-1 is an elite Air Force special operations team, one of more than two dozen teams from Earth who explore the galaxy and defend against alien threats such as the Goa'uld, Replicators, and the Ori.
Cast

Ben Browder
Cameron Mitchell

Amanda Tapping
Samantha Carter

Christopher Judge
Teal'c

Michael Shanks
Daniel Jackson

Claudia Black
Vala Mal Doran

Beau Bridges
Hank Landry