Marine Medium Helicopter Squadron 764 (HMM-764), known as the "Moonlighters," is a United States Marine Corps Reserve unit originally activated in 1958. The squadron has operated a variety of helicopters, including the CH-46 Sea Knight, and has provided assault support and troop transport for Marine operations. HMM-764 has participated in numerous exercises and deployments, including humanitarian assistance missions and support for combat operations in Iraq and Afghanistan. In 2013, the squadron transitioned to the MV-22B Osprey tiltrotor aircraft and was redesignated as VMM-764.
