Best remembered for his leading roles in Miracle on 34th street and on the western TV series, The Restless Gun.
He was raised in an antebellum mansion that was destroyed by a fire in the 40's.
He was struck by a car in New York City in 1961, an accident that required two years of recovery and left him with facial scars.
His son-in-law was writer and director, Robert Towne.
He is known for co-starring with Edmund Gwenn, a.k.a. Santa Claus, in the holiday classic, Miracle on 34th Street.