Born in Waxahachie, Texas, Forrest served in the U.S. Army before earning a fine-arts degree from Texas Christian University in 1960; he then honed his craft on stage, notably in the off-Broadway production Viet Rock in 1966, and appeared in television series such as Dark Shadows and Gunsmoke during the 1960s.
His film breakthrough came with When the Legends Die, garnering a Golden Globe nod fo…
