There is a fictional character called Robert Chase.
House ( also called House , M.D. ) is an American television medical drama that originally ran on the Fox network for eight seasons , from November 16 , 2004 to May 21 , 2012 . Robert Chase , MBBS is a fictional character on the Fox medical drama House . His character was a part of the team of diagnosticians who worked under Gregory House until the end of the third season when House fires him . Robert Chase is the longest-serving member of House 's staff .