|Out of universe information|
When Dr. Carson Beckett chose to perform a risky operation to remove an explosive tumor from Dr. James Watson, Marie opted to stay behind to help him which he was grateful to her for. Tragically, a few hours later, the tumor exploded, resulting in Beckett's death. (SGA: "Sunday")
After Atlantis was lost in space, she helped Dr. Jennifer Keller operate on Dr. Elizabeth Weir, who had suffered grave injuries after the brush with the beam from the Asuran Stargate satellite. After Weir's Nanites were reactivated, Marie looked through her progress, and was stunned when Weir unpredictably awoke from her coma. (SGA: "Adrift")
She helped Dr. Jennifer Keller and Beckett's clone save Nabel Golan, a known mercenary for Michael Kenmore, so that he could give the expedition information regarding Teyla Emmagan, who was captured by him. She also witnessed Beckett faint from his Cellular degradation. (SGA: "The Kindred, Part 2")
In the aftermath of Atlantis' Stargate detonating from the activation of the Attero device, Marie and a medical team searched for survivors, and found Lt. Colonel John Sheppard and Dr. Radek Zelenka. She was last seen removing fragments of glass from Sheppard's back. (SGA: "The Lost Tribe")
Behind the scenesEdit
Her name was revealed as Marie in Atlantis episode "Tabula Rasa".