The actor passed away from natural causes in Los Angeles on Friday.
Blossom played a number of supporting roles in various Hollywood films including The Great Gatsby, Escape from Alcatraz and Close Encounters of the Third Kind.
He is perhaps best known for playing Old Man Marley in 1990's Home Alone alongside Macaulay Culkin.
Blossom retired from acting in the late 1990s to focus on his poetry work.
He was married twice, and is survived by daughter Debbie and son Michael.
