Mark

Mark is a fictional character played by Jeffrey Muller in the television series The Office. He was Jim's roommate until Jim moved to Stamford. It is unclear whether Jim moved back in with Mark after returning to Scranton in "The Merger".

Season 2
Mark is Jim's roommate who is very interested in meeting Jim's co-workers based on the stories he has heard. He is especially interested in meeting Dwight because he doesn't believe that Dwight could be real. Mark is very impressed when he meets Dwight and realizes that Jim was telling the truth.

Appearances

 * "Email Surveillance"