After graduating from the
Academy in 1957 Marryott was designated a
Naval Aviator. He flew patrol and surveillance operations in
P-2V and
P-3 aircraft over both the Atlantic and the Pacific and participated in the
Cuban Missile Crisis blockade, he also served as
Project Mercury recovery officer for the first three crewed spaceflights. In the mid-1960s at the academy, he taught naval history and the history of U.S. foreign policy, American government and politics, and international relations. Marryott saw duty in
Vietnam and flew numerous
Cold War missions. He went on to command
Patrol Squadron 9 from 1973 to 1974 and the
Naval Air Station, Moffett Field, California. He served as a Navy aviator and commanded the
Iceland Defense Force. He also served seven tours in
the Pentagon and was
President of the Naval War College from 1985 to 1986. ==Superintendent==