Stargate SG-1 Season 4 Characters & Cast — No Spoilers
Every character in Stargate SG-1 season 4 with photos and the actors who play them, including Richard Dean Anderson, Amanda Tapping, Christopher Judge — spoiler-free, nothing from later seasons.
- Jack O'Neill — played by Richard Dean Anderson
- Samantha Carter — played by Amanda Tapping
- Teal'c — played by Christopher Judge
- Daniel Jackson — played by Michael Shanks
- George Hammond — played by Don S. Davis
- Janet Fraiser — played by Teryl Rothery
- Walter Harriman — played by Gary Jones
- Sylvester Siler — played by Dan Shea
- Apophis — played by Peter Williams
- Technician — played by Daniel Bacon
- Paul Davis — played by Colin Cunningham
- Anise / Freya — played by Vanessa Angel
- Michael Griff — played by Russell Ferrier
- Technician Vern Alberts — played by Bill Nikolai
- Tok'ra Guard / Airman — played by Peter DeLuise
- Cronus — played by Ron Halder
- General Vidrine — played by Steven Williams
- Hebron / Tanith — played by Peter Wingfield
- Harry Maybourne — played by Tom McBeath
- Senator Robert Kinsey — played by Ronny Cox
All seasons of Stargate SG-1: full spoiler-free character guide