Taylor "wrote one-act plays, radio dramas, short stories, and the 1985 TV movie My Wicked, Wicked Ways ... The Legend of Errol Flynn.".
Drafted into the United States Army Air Forces (AAF) during World War II, he appeared in the Air Forces's Winged Victory Broadway play and movie (1944), credited as "Cpl. Don Taylor.".
He co-starred in 1940s and 1950s classics, including the 1948 film noir The Naked City, Battleground, Father of the Bride, Father's Little Dividend and Stalag 17.
He studied speech and drama at Penn State University and hitchhiked to Hollywood in 1942.