Marvin Rush was a Starfleet officer who lived during the mid-24th century.
In 2371, he was a crewmember aboard the USS Voyager. He was among the crew stranded in the Delta Quadrant, when Voyager was forcefully brought there by the Caretaker.
In 2372, as a lieutenant commander, he was named on a duty roster for Planetary Geosciences Division. (VOY: "Parturition" okudagram)
In 2374, as a lieutenant, he was listed on a crew manifest. (VOY: "The Killing Game" okudagram)
This character was only mentioned in writing.
He was named after director of photography Marvin V. Rush.