Mark Meer is a Canadian actor, writer and improvisor, based in Edmonton, Alberta. He is a core company member of the Canadian Comedy Award-winning live improvised soap opera Die-Nasty, and was the first performer to complete the annual 53-hour long Die-Nasty Soap-A-Thon without sleep. He is also a member of Rapid Fire Theatre and a founder of the sketch comedy/improv troupe Gordon's Big Bald Head. He hosts the monthly 'Euro-style' improv variety show Oh Susanna! and is a performer and writer on both CBC Radio's sketch comedy programThe Irrelevant Show and APTN's CAUTION: May Contain Nuts. His voice is featured in a number of games from BioWare Corp. including Baldur's Gate II: Shadows of Amn, Baldur's Gate II: Throne of Bhaal, Jade Empire, Neverwinter Nights: Hordes of the Underdark, Dragon Age: Origins, Dragon Age: Origins – Awakening, and Dragon Age II. However, he is best known for his roles in 2007's Mass Effect and its sequels, 2010's Mass Effect 2 and 2012's Mass Effect 3, in which he stars as the voice of the male version of the player character, Commander Shepard.