Roberts Scott Blossom (March 25, 1924 – July 8, 2011) was an American theater, movie and television actor and poet. He is best known for being Old Man Marley in "Home Alone" and as Ezra Cobb in the horror movie "Deranged". He is also remembered for his supporting roles in movies such as "Close Encounters of the Third Kind" and "Escape from Alcatraz". 