Movie studio, Metro-Goldwyn-Mayer Studios (MGM), has began offering titles from its catalogue for purchase and download from the Apple iTunes store.

Customers are now able to purchase legendary films such as Dances With Wolves, Mad Max, The Great Train Robbery and Rocky, with other titles to be added in the coming weeks.

"It's exciting to be bringing so many amazing films from our catalogue to iTunes," said Douglas Lee, MGM's executive vice president of Worldwide Digital Media.

"We have an unrivalled movie library and are looking forward to adding even more films in the future so users can take their favourite movies with them wherever they go.”

Eddy Cue, Apple's vice president of iTunes, said: "More than two million movies have now been downloaded from the iTunes Store making it the world's most popular online movie store.”

Other titles from MGM's collection of blockbusters and classics that will be available on iTunes will include The Thomas Crown Affair, Ronin, and the acclaimed musical Lilies of the Field.

Movies downloaded from the iTunes Store are downloaded in near-DVD quality at a resolution of 640x480 and can be viewed on a computer, fifth generation iPods or widescreen TV with Apple TV.