In 1971, Jim worked briefly for Frito-Lay as a corn-chip dough mixer in Irving, Texas.
Jim is a stage, film, and television actor, a playwright, screenwriter, and film historian.
Jim performed in several plays in elementary school.
Jim attended Oklahoma Christian College and Central State University.
Jim is Scots-German-Cherokee.
Jim has three cats named Frankie, Heidi, and Sigourney.
While he was still in college, Jim completed his first book, a biography of John Garfield.
One of Jim's high school classmates was ZZ Top drummer Frank Beard.
Jim's family name was originally de Beauvoir. Jim is a distant cousin of Simone de Beauvoir, an author and philosopher, and Pennsylvania governor General James A. Beaver.
Jim had an early interest in film history and writing.
Jim's father is Norman Beaver and his mother is Dorothy Adell Crawford.
Jim made his acting debut on stage at the Oklahoma Theater Center.
Jim trained as a microwave radio relay technician at the Marine Corps Recruit Depot in San Diego. He joined the United States Marine Corps soon after high school, and he was discharged from active duty in 1971
Jim worked as a gunfighter at Frontier City Theme Park in Oklahoma City, Oklahoma.
Jim Beaver wrote a definitive biography of Superman actor, George Reeves. He recently served as an historical consultant on the film about Reeve's life, Hollywoodland.
Jim is the only actor ever to play two different characters in consecutive Gunsmoke productions.
Jim's height is 6'1" (1.85 m).
His Enterprise character, Admiral Leonard, was named after Leonard Nimoy.
He studied acting with Clyde Ventura and Maximilian Schell.
He's the son-in-law of Don Adams.
He was formerly married to Milwaukee radio personality Debbie Young. They divorced in 1976. He later married Cecily Adams until her death in 2004. They had one child together.
Jim has a daughter, Madeline Rose Beaver, who was born August 19, 2001.