John Clarke, who has portrayed attorney Mickey Horton since November 1965, is one of the original cast members of "Days of Our Lives". He was also featured on the series "Hart to Hart" and in the film "It's a Mad, Mad, Mad, Mad World". 

Clarke was born in South Bend, Indiana. As the son of a career U.S. Army officer, Clarke has lived in 20 states, and he graduated high school while in Tokyo. He earned a bachelor of arts and a master's in television arts from UCLA. He has been married for 30 years. In his spare time, he enjoys riding his Harley-Davidson. His birthday is April 14.