- Joined the United States Marine Corps in September 1942. He fought in World War II, the Korean War and the Vietnam War. He retired from military service in 1968 at the rank of Colonel.
- Attended Edinburg Junior College.
- During his service he received several medals, including a Silver Star, two Distinguished Flying Crosses with three gold stars, an Air Medal with four gold stars, and a Congressional Gold Medal.
- During his lifetime he had piloted 56 different aircraft.
- During the last 40 plus years of his business career he was an agent and advisor with the insurance company New York Life.
- He has also authored seven books about his life and adventures.
- Flew over 8,000 hours and served in 110 combat missions. He also flew with the Blue Angels. Remarkably, throughout this combat, no bullet holes were ever found on Caswell's aircraft; he was never hit by enemy fire.
- After retiring from the military he ran the operations of the City of Austin Robert Mueller Airport.
- After he retirement from the military he was active with private aircraft development projects and was a member of the American Fighter Aces Association (of which he was president for four years).
- Grew up in Edinburg, Texas.
Contribute to this page
Suggest an edit or add missing content