Joined the Marines after graduating from high school, and served until the end of his enlistment in January 1948.
After college, moved to New York, where he studied Method acting with Lee Strasberg.
Made Broadway debut in 1956 at the Longacre Theatre in N. Richard Nash's Girls of Summer.
Was the original choice to play Blake Carrington in the prime-time TV soap Dynasty (1981-89), but was replaced by John Forsythe during the shooting of the pilot due to creative differences with the producers.
Best known for playing a wannabe writer opposite Audrey Hepburn's Holly Golightly in Breakfast at Tiffany's (1961), and Col. John "Hannibal" Smith on NBC's The A-Team (1983-87).
1961, BAFTA Film Awards — Most Promising Newcomer to Film: Nominee
Julie Helen Peppard — Daughter
Christian Peppard — Son
Sherry Boucher — Ex-wife
Laura Taylor — Wife
Bradford Davies Peppard — Son
George William Peppard Sr. — Father
Alexis Adams — Ex-wife
Helen Davies — Ex-wife
Vernelle Rohrer Peppard — Mother
Elizabeth Ashley — Ex-wife
Attended Purdue University, West Lafayette, Indiana, United States; Carnegie Institute of Technology, Pittsburgh, Pennsylvania, United States (1955)