The Lieutenant is an American television series, the first created by Gene Roddenberry. It aired on NBC on Saturday evenings in the 1963–1964 television schedule. It was produced by Arena Productions, one of Metro-Goldwyn-Mayer's most successful in-house production companies of the 1960s. Situated at Camp Pendleton, Southern California, the West Coast base of the U.S. Marine Corps, The Lieutenant focuses on the men of the Corps in peacetime with a Cold War backdrop. The title character is Second Lieutenant William Tiberius Rice, a rifle platoon leader and one of the training instructors at Camp Pendleton. An hour-long drama, The Lieutenant explores the lives of enlisted Marines and officers alike.

Eugene Wesley Roddenberry Sr. was an American television screenwriter and producer who created the science fiction franchise Star Trek. Born in El Paso, Texas, Roddenberry grew up in Los Angeles, where his father was a police officer. Roddenberry flew 89 combat missions in the Army Air Forces during World War II and worked as a commercial pilot after the war. Later, he joined the Los Angeles Police Department and began to write for television.