Donald Roan Dunagan (born August 16, 1934) is an American former child actor and retired United States Marine Corps major.

Dunagan was born in San Antonio, Texas, United States, but his family soon moved to Memphis, Tennessee, where they struggled with poverty.

[4] He became the youngest drill instructor in the history of the Corps[5] [dubious – discuss][additional citation(s) needed] and served three tours in Vietnam, where he was wounded several times, before finally retiring with the rank of major in 1977.

[6] Dunagan kept his acting career a secret while serving in the Marines, but was eventually found out shortly before his retirement.

[7] In 2004, he was located and exhaustively interviewed by horror film historian Tom Weaver in a special "Donnie Dunagan issue" of Video Watchdog magazine.