1) Billy Mills - 1964 Tokyo Olympics 10K
2) Dave Wottle - 1972 800m
3) Joan Samuelson - 1984 Inaugural Women's Olympic marathon
4) Orlando Pizzolato - wins 1984 NYC marathon, even though he stops several times near the finish
http://www.youtube.com/watch?v=msgGZCWvCIM
5) Secretariat 1973 Belmont Stakes