Bea Arthur
The Golden Girls star joined the United States Marine Corps Women's Reserve during World War II and served as a truck driver and typist before being honorably discharged in 1945.
Willie Nelson
The "Always On My Mind" singer and activist aimed high early on, joining the Air Force for approximately 9 months before being medically discharged due to back problems.
Adam Driver
Before Kylo Ren used the Force he served in the US Marine Corps, which he joined right after 9-11. The actor worked as a part of Weapons Company, 1st Battalion, 1st Marines as an 81mm mortar man. He served for almost three years prior to being discharged due to an injury.
M.C. Hammer
The "U Can't Touch This" singer served in the Navy for three years after graduating high school. He was stationed at Moffett Field and worked as an aviation shopkeeper.
Tom Selleck
Before starring in Magnum P.I., the Blue Bloods actor served as a soldier in the California Army National Guard.
Pat Sajak
The animal rights activist and Wheel of Fortune host also served in the military as a disc jockey for Armed Forces Radio in Vietnam.
Mr. T
The A-Team icon served in the Military Police Corps and prior to his discharge was awarded the title of squad leader and was elected the top trainee of his cycle.
Johnny Cash
The country legend was a member of the US Air Force and worked in Germany deciphering Soviet Morse Code. He was honorably discharged in 1953 with the rank of staff sergeant.
J.R. Martinez
The Dancing With the Stars winner was a corporal in the Army when a roadside-bomb blast burned more than 40 percent of his body.
Jeff Bridges
The True Grit star served eight years in the United States Coast Guard Reserve.
Ice-T
In the late '70s, the Law & Order: SVU star spent four years serving in the Army's 25th Infantry Division.
Drew Carey
The Price Is Right host served six years in the United States Marine Corps before becoming a TV star.
Rob Riggle
The comedian served in Kosovo and Afghanistan before becoming a hilarious correspondent on The Daily Show.
Hugh Hefner
After graduating from high school in 1944, the Playboy magazine creator enlisted in the Army as an infantry clerk.
Morgan Freeman
The Oscar winner turned down a drama scholarship to become a fighter pilot in the U.S. military.
Clint Eastwood
During the Korean War, the actor-director served as a swimming instructor. It helped when his plane crashed into the ocean and he was forced to swim three miles to shore.
Tony Bennett
Back in 1944 during World War ll, the "New York, New York" singer was assigned to the 63rd Infantry Division.
Montel Williams
After high school, the motivational speaker and former talk-show host enlisted in the Marines. He served for 22 years and left with the rank of lieutenant.
Gene Hackman
Before he was placed Behind Enemy Lines, the actor spent time in the Marines as a field radio operator.
Chuck Norris
While in the United States Air Force, the actor was stationed in Korea.
Mel Brooks
He can sing, dance, act...and serve! Brooks served as a corporal in the Army during World War ll.
Elvis Presley
The King of Rock and Roll was drafted into the U.S. Army in 1958. The singer was deployed to Germany and served two years.