question:  what does Cliff Robertson appear in?
answer: Three Days of the Condor, Brainstorm, Obsession, Charly, Too Late the Hero, 633 Squadron, Gidget, The Best Man, Wind, Sunday in New York, PT 109, Malone, Underworld U.S.A., The Honey Pot, Autumn Leaves, The Great Northfield Minnesota Raid
  