Joe Flanigan leads as Lt. Colonel John Sheppard, with David Hewlett as Dr. Rodney McKay and Torri Higginson as Dr. Elizabeth Weir in Stargate Atlantis.
Main cast
- Lt. Colonel John SheppardJoe Flanigan1–5Main
- Dr. Rodney McKayDavid Hewlett1–5Main
- Dr. Elizabeth WeirTorri Higginson1–3 (guest season 4)Main
- Teyla EmmaganRachel Luttrell1–5Main
- Ronon DexJason Momoa2–5Main
- Dr. Carson BeckettPaul McGillion1–3 (guest seasons 4–5)Main
- Colonel Samantha CarterAmanda Tapping4–5Main
- Richard WoolseyRobert Picardo4–5 (guest season 3)Main
Supporting cast
- Major Evan LorneKavan Smith2–5Supp
- Dr. Jennifer KellerJewel Staite4–5Supp
- Chuck (technician)Chuck Campbell1–5Supp
- Colonel Steven CaldwellMitch Pileggi2–5Supp
Guest & voice
- General Jack O’NeillRichard Dean Anderson1–2Guest
- Todd the WraithChristopher Heyerdahl2–5Guest
- Dr. Daniel JacksonMichael Shanks1, 3, 5Guest
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About this cast
Stargate Atlantis is a sci-fi TV series that aired from 2004 to 2009, following a multinational team exploring the lost city of Atlantis in the Pegasus Galaxy. The main cast includes Joe Flanigan as Lt. Colonel John Sheppard, David Hewlett as Dr. Rodney McKay, and Torri Higginson as Dr. Elizabeth Weir, with supporting actors like Rachel Luttrell and Jason Momoa joining later.
FAQs
Who plays John Sheppard in Stargate Atlantis?
Joe Flanigan plays Lt. Colonel John Sheppard in Stargate Atlantis.
Who plays Rodney McKay in Stargate Atlantis?
David Hewlett plays Dr. Rodney McKay in Stargate Atlantis.
Who plays Teyla Emmagan in Stargate Atlantis?
Rachel Luttrell plays Teyla Emmagan in Stargate Atlantis.
Who plays Ronon Dex in Stargate Atlantis?
Jason Momoa plays Ronon Dex in Stargate Atlantis.
Who plays Elizabeth Weir in Stargate Atlantis?
Torri Higginson plays Dr. Elizabeth Weir in Stargate Atlantis.
Sources & where to watch: IMDb · Wikipedia · Where to watch (JustWatch UK) · Updated June 2026