After his parents divorced, he was raised in Danville, IL, by his grandmother
Served in the U
S
Marine Corps from 1947 to '52, and was stationed in China, Japan and Hawaii
Studied acting at the Pasadena Playhouse in California
Lived with Dustin Hoffman while they were both struggling actors
Had surgery for heart problems in 1990, leading to a two-year hiatus from films
In 2008, confirmed he had retired from acting
Coauthored several novels with underwater archaeologist Daniel Lenihan, including Wake of the Perdido Star (1999), Justice for None (2004) and Escape From Andersonville (2009)
In 2011, published his first solo novel, Payback at Morning Peak