Actor and poet who played a role in the horror film Deranged. He played Old Man Marley in Home Alone and appeared in Close Encounters of the Third Kind and Escape from Alcatraz.
He attended Harvard University and served in the army.
He was featured in the documentary Full Blossom: The Life of Poet/Actor Roberts Blossom.
He was married twice, and had two children with his first wife. He was married to his second wife, Marilyn Orshan, until her death in 1982.
He was in Home Alone with Macaulay Culkin.