Mark was born in Detroit, Mich. in November of 1956. At age 8 his family moved to Lexington, Ky. Upon graduation in 1974, Mark enlisted in the Marine Corps where he was trained as a Combat Engineer. He was stationed at 8th and I Marine Barracks in Washington D.C. Upon completion of duty he received an Honorable Discharge and proceeded to move to Los Angeles. Mark studied at Estelle Harman Actors Workshop where he met Susan Paula Harris with whom he had a brief marriage. He was also married to Bonnie Munroe and together they had a daughter Brianna Leigh. His acting work includes the shows CSI, Wicked Wicked Games, Space Above and Beyond, 100 Deeds for Eddie McDowd, Days of Our Lives and the film Japan. In between his acting jobs, Mark also has been a standin for over 20 years in numerous television and film productions. In his leisure time Mark builds furniture and loves to cook. He resides in the San Fernando Valley.