Doncaster Racecourse announced that the 2003 renewal of the world's oldest classic will be run this year as the Seabiscuit St. Leger Stakes (Eng-I).In a partnership deal with movie company Buena Vista International (UK), part of Walt Disney, the mile six-furlong contest will form the highlight of the four-day Seabiscuit St. Leger Festival, which runs from Sept. 10 to Sept. 13.The film Seabiscuit is due to open in the United Kingdom on Nov. 14."Doncaster Racecourse is both delighted and honored to be involved in helping to promote the incredible Seabiscuit story," said John Sanderson, chief executive at Doncaster. "The St. Leger has a tradition as strong as any race in the world and I feel the Seabiscuit branding is sure to be of benefit to both the St. Leger Festival and the amazing movie "Seabiscuit" ahead of its release in Britain."The Seabiscuit St. Leger Sakes is worth £400,000 in 2003, when it will be being run for the 227th time. The next forfeit stage takes place on Tuesday.