Actor's Name: Tony Amendola Character: Bra'Tac Episodes: Bloodlines, Serpent's Lair, Family, Into the Fire, Maternal Instinct, Thershold, The Warrior, Redemption, Allegiance, The Changeling, Orpheus, Evolution, The Lost City, Sacrifices & Reckoning.
	Actor's Name: Vanessa Angel Character: Anise/Freya Episodes: The Other Side, Upgrades & Crossroads.
	Actor's Name: Carmen Argenziano Character: Jacob Carter/Selmak Episodes: Secrets, The Tok'Ra, Show & Tell, Seth, Jolinar's Memories, The Devil You Know, Tangent, The Serpent's Venom, Exodus, Enemies, Summit, Last Stand, Meridian, Descent, Allegiance, The Changeling, Fragile Balance, Evolution, Grace, Death Knell, Reckoning & Threads.
	Actor's Name: Douglas H. Arthurs Character: Heru-ur Episodes: Thor's Chariot, Secrets & The Serpent's Venom.
	Actor's Name: Rene Auberjonois Character: Alar Episodes: The Other Side
	Actor's Name: Erick Avari Character: Kasuf Episodes: Secrets, Forever in a Day & Absolute Power
	Actor's Name: Jay Avocone Character: Major Charles Kawalsky Episodes: COTG, The Enemy Within, The Gamekeeper, Point of View & Moebius.
	Actor's Name: Steven Bacic Character: Major Coburn/Camulus Episodes: Maternal Instinct, The First Ones, New Order & Zero Hour.
	Actor's Name: Vaitiare Bandera Character: Sha're/Amaunet Episodes: COTG, Secrets & Forever in a Day.
	Actor's Name: Bonnie Barlett Character: Linea Episodes: Prisoners.
	Actor's Name: Frida Betrani Character: Lya Episodes: The Nox, Enigma & Pretense.
	Actor's Name: Jolene Blalock Character: Ishta Episodes: Birthright & Sacrifices.
	Actor's Name: J.R. Bourne Character: Martouf Episodes: The Tok'Ra, Serpent's Song, Jolinar's Memories, The Devil You Know & Divide and Conquer.
	Actor's Name:Jay Brazeau Character: Harlan Episodes: Tin Man & Double Jeopardy.
	Actor's Name: Suanne Braun Character: Hathor Episodes: Hathor, Out of Mind & Into the Fire.
	Actor's Name: Tom Butler Character: Maj. Gen. Trofsky Episodes: Out of Mind & Into the Fire.
	Actor's Name: Garry Chalk Character: Colonel Chekov Episodes: The Tomb, 48 Hours, Redemption, Disclosure & Full Alert.
	Actor's Name: Ronnie Cox Character: Senator Kinsey Episodes: Politics, Chain Reaction, 2010, 2001, Smoke & Mirrors, Disclosure, Inauguration, The Lost City & Full Alert.
	Actor's Name: Vincent Crestejo Character: Yu Episodes: Fair Game, Summit, Last Stand ,The Warrior, Full Circle, Fallen, New Order & Reckoning.
	Actor's Name: Roger R. Cross Character: Lieutenant Connor Episodes: The First Commandment & Spirits.
	Actor's Name: Alexis Cruz Character: Skaara Episodes: COTG, Within the Serpent's Grasp, Serpent's Lair & Pretense.
	Actor's Name: Colin Cunningham Character: Major Davis Episodes: A Matter of Time, Into the Fire, Foothold, Nemesis, Small Victories, Tangent, Absolute Power, 48 Hours, Failsafe, Descent, Prometheus, Smoke & Mirrors, Disclosure & Zero Hour.
	Actor's Name: Patrick Currie Character: Fifth/Chaka/Eamon Episodes: Unnatural Selection, Enemy Mine, Space Race, New Order & Gemini.
	Actor's Name: Keene Curtis Character: Dr. Ernest Littlefield Episodes: Torment of Tantalus.
	Actor's Name: Dom DeLuise Character: Urgo/Togar Episodes: Urgo.
	Actor's Name: Neil Denis Character: Rya'c Episodes: Bloodlines, Family, Redemption, Orpheus & Sacrifices.
	Actor's Name: John de Lancie Character: Colonel Frank Simmons Episodes: Ascension, The Fifth Man, Desperate Measures, 48 Hours & Prometheus.
	Actor's Name: David DeLuise Character: Detective Pete Shanahan Episodes: Chimera, New Order, Affinity & Threads.
	Actor's Name: William Devane Character: President Henry Hayes Episodes: Inauguration & Lost City.
	Actor's Name: William deVry Character: Aldwin Episodes: The Devil You Know, Absolute Power & Summit.
	Actor's Name: Sarah Douglas Character: Grand Council Garsha Episodes: The Tok'Ra.
	Actor's Name: Bill Dow Character: Dr. Bill Lee Episodes: Prodigy, Paradise Lost, Evolution, Heroes, Resurrection, Zero Hour & Avatar.
	Actor's Name: Robert Duncan Character: Dr. Melburn Jackson / Seth Episodes: The Gamekeeper & Seth.
	Actor's Name: Samantha Ferris Character: Dr. Raully Episodes: Out of Mind & Into the Fire.
	Actor's Name: Mark Gibbon Character: Hologram Thor/M'Zel Episodes: Thor's Hammer, Thor's Chariot, Death Knell & Endgame.
	Actor's Name: Galyn Gorg Character: Kendra Episodes: Thor's Hammer.
	Actor's Name: Michele Greene Character: Laira Episodes: A Hundred Days.
	Actor's Name: Ron Halder Character: Cronus Episodes: Fair Game, Crossroads & Double Jeopardy.
	Actor's Name: Mel Harris Character: Oma Desala Episodes: Meridian, Reckoning & Threads.
	Actor's Name: Elizabeth Hoffman Character: Catherine Langford Episodes: Torment of Tantalus & There But For the Grace of God.
	Actor's Name: Scott Hylands Character: Dr. Timothy Harlow Episodes: Bane.
	Actor's Name: Dion Johnstone Character: Captain Nelson/Na'onak/Chaka/Lt. Tyler/Wodan/Warrick Episodes: Rules of Engagement, Jolinar's Memories, The Devil You Know, The First Ones, Beast of Burden, The Fifth Man, Metamorphosis & Forsaken .
	Actor's Name: Gary Jones Character: Sgt. Walter Davis Episodes: Almost every episode.
	Actor's Name: Sam J. Jones Character: Aris Boch Episodes: Deadman Switch.
	Actor's Name: Tamsin Kelsey Character: Gairwin Episodes: Thor's Hammer & Thor's Chariot.
	Actor's Name: Peter Kent Character: Kin Tac Episodes: Jolinar's Memories & The Devil You Know.
	Actor's Name: Harley Jane Kozak Character: Sara O'Neill Episodes: Cold Lazarus.
	Actor's Name: Steve Makaj Character: Colonel Makepeace Episodes: The Broca Divide, The Tok'Ra, Into the Fire & Shades of Grey.
	Actor's Name: Bill Marchant Character: Adrian Conrad Episodes: Desperate Measures, 48 Hrs & Prometheus.
	Actor's Name: Tom McBeath Character: Colonel Maybourne Episodes: Enigma, Bane, Touchstone, Foothold, Shades of Grey, Watergate, Chain Reaction, Desperate Measures, 48 Hours & It's Good to Be King.
	Actor's Name: David McNully Character: Hanno/Simon Episodes: Cor-Ai & Demons.
	Actor's Name: Kevin McNulty Character: Dr. Warner Episodes: The Enemy Within, Singularity, Spirits & Legacy.
	Actor's Name: Tobias Mehler Character: Lt. Graham Simmons Episodes: Message in a Bottle, A Matter of Time, The Fifth Race, Serpent's Song & Redemption.
	Actor's Name: Laara Nadiq Character: Technician Episodes: A majority of episodes from the second season, some from the third.
	Actor's Name: Obi Ndefo Character: Rak'nor Episodes: Serpent's Venom, The Warrior, Allegiance & Orpheus.
	Actor's Name: Corin Nemec Character: Jonas Quinn Episodes: Meridian, Sixth Season episodes, Fallen, Homecoming & Fallout.
	Actor's Name: David Palffy Character: Sokar/Anubis Episodes: Jolinar's Memories, The Devil You Know, Revelations, Full Circle, Homecoming, The Lost City & Homecoming.
	Actor's Name: Robert Picardo Character: Richard Woolsey Episodes: Heroes, Pt.2 & Inauguration.
	Actor's Name: Anna-Louise Plowman Character: Sarah/Osiris Episodes: The Curse, Summit, Last Stand, Revelations & Chimera.
	Actor's Name: Gerard Plunkett Character: High Counselor Tuplo / Nem Episodes: The Broca Divide, Fire and Water & Enigma.
	Actor's Name: Colleen Rennison Character: Ally/Cassandra @ 16 Yrs old Episodes: Bane & Rite of Passage.
	Actor's Name: William Russ Character: Colonel Jonas Hansen Episodes: The First Commandment.
	Actor's Name: Jacqueline Samunda Character: Nirrti Episodes: Fair Game, Rite of Passage & Metamorphosis.
	Actor's Name: Garwin Sanford Character: Narim Episodes: Enigma, Pretense & Between Two Fires.
	Actor's Name: Dwight Schultz Character: The Keeper Episodes: The Gamekeeper.
	Actor's Name: Dan Shea Character: Sergeant Siler Episodes: Many Episodes.
	Actor's Name: Armin Shimerman Character: Anteaus Episodes: The Nox.
	Actor's Name: Cliff Simon Character: Lord Ba'al Episodes: Summit, Last Stand, Abyss, Homecoming, Zero Hour, Reckoning & Threads.
	Actor's Name: Brent Stait Character: Major Ferretti Episodes: COTG & Within the Serpent's Grasp .
	Actor's Name: Marie Stillin Character: High Chancellor Trevell Episodes: Pretense, Shades of Grey & Between Two Fires.
	Actor's Name: Dean Stockwell Character: Dr. Kieran Episodes: Shadow Play.
	Actor's Name: Katie Stuart Character: Cassandra @ 12 Yrs old Episodes: Singularity & In the Line of Duty.
	Actor's Name: Peter Wingfield Character: Tanith Episodes: Crossroads, Exodus, Between Two Fires & 48 Hours.
	Actor's Name: Robert Wisden Character: Major/Colonel Samuels Episodes: COTG, Politics, Serpent's Lair & Moebius.
	Actor's Name: Rick Worthy Character: Kytano/Imotep Episodes: The Warrior.
	Actor's Name: Alex Zahara Character: Xe-ls/Michael/Alien #1/Shy Unas/Iron Shirt/Warrick Episodes: Spirits,1969, Foothold, Beast of Burden, Enemy Mine & Space Race.