Anthony Mark was a male human Starfleet officer in the 24th century. As of 2375, he held the rank of lieutenant commander, and was assigned to Starbase 92. (SCE eBook: Fatal Error) That year, he served as liaison between the base's commanding officer, Commander DuVall, and the cryptography team working aboard the station, headed by Dr. Bart Faulwell. The two initiated a romantic relationship during Faulwell's time aboard, one which continued into 2377. (SCE eBook: War Stories, Book 1)