Roberts Scott Blossom (March 25, 1924 – July 8, 2011) was an American poet and character actor of theatre, film, and television. He is best known for his roles as Old Man Marley in Home Alone (1990) and as Ezra Cobb in the horror film Deranged (1974). He is also remembered for his supporting roles in films such as The Great Gatsby (1974), Close Encounters of the Third Kind (1977), Escape from Alcatraz (1979), Christine (1983), and The Last Temptation of Christ (1988).