Year "Casablanca" won the Academy Award for Best Picture:

1943
To star alongside Ingrid Bergman, Humphrey Bogart reportedly needed to wear platform shoes.
Source: IMDB, 6/29/2005

 
   
  Year "Ben-Hur" won the Oscar for Best Picture:

1959
When production ended, MGM burned the leftover sets, worried they might be re-used on low-budget Italian movies.
Source: IMDB, 6/29/2005

 
   
  Year "The Sound of Music" won the Academy Award for Best Picture:

1965
Doris Day and Audrey Hepburn were both considered for the role of Maria Von Trapp, played by Julie Andrews.
Source: IMDB, 6/29/2005

 
   
  Year "Gladiator" won the Academy Award for Best Picture:

2000
Russell Crowe gained 40 pounds for his role in "The Insider," which he lost in a few months for "Gladiator."
Source: IMDB, 6/29/2005