Sgt. Markham is a fictional character portrayed by Joseph May in the TV series Stargate Atlantis.
In the first episode they appeared in, titled Thirty Eight Minutes (season 1), they were 30 years old.
They appear in 3 episodes out of a total of 99 aired
Episodes3
Thirty Eight Minutes
episode S1.E3 july 2004Sheppard gets bitten by a Wraith-like bug and is dying. While the puddle jumper returns, it gets stuck in the Stargate. There's 38 minutes to find a solution.The Defiant One
episode S1.E11 january 2005Major John Sheppard, Rodney McKay and two scientists explore a planet where a Wraith spaceship, which crashed there 10,000 years ago, during the Atlantis-Wraith War, is still sending a SOS signal.Letters from Pegasus
episode S1.E16 march 2005McKay finds a way to send a message to Earth, leaving space for personal messages. Sheppard and Teyla are off to spy on the Wraith fleet approaching Atlantis.
- Thirty Eight Minutes
- The Defiant One
- Letters from Pegasus