Edgar McLean Stevenson , Jr. ( November 14 , 1927 - February 15 , 1996 ) , better known as McLean Stevenson , was an American actor most recognized for his role as Lt. Colonel Henry Blake on the TV series M \* A \* S \* H . He was also recognized for his role as Michael Nicholson on The Doris Day Show .
McLean Stevenson ( November 14 , 1929 - February 15 , 1996 ) was an American actor .