He attended Buckfield High School and St. Grey's Anatomy
Dempsey has received significant public attention for his ongoing role as Dr. Dempsey finiPatrick Dempseyd in third place in the GT Class of the Rolex 24 at Daytona.
Derek Shepherd ("McDreamy") on the ABC medical drama Grey's Anatomy. Patrick Galen Dempsey (born January 13 1966) is an American actor and race car driver best known for his role as neurosurgeon Dr. He has also appeared in several films including Sweet Home Alabama Made of Honor Valentine's Day Flypaper Freedom Writers and Transformers: Dark of the Moon.