Most successful sports movie franchise

According to Official Guinness Records,

The Rocky franchise, running from Rocky (21 November 1976) to Rocky Balboa (20 December 2006), was the most successful sports movie franchise, grossing $1,251,372,491 throughout its six installments.
Craig Glenday presented the Guinness World Records certificate to co-stars of Rocky IV, Sylvester Stallone and Dolph Lundgren, at Comic Con 2010, held in San Diego, USA, 22 to 25 July.

For a complete list of 2010 records, please visit 2010 Guinness Records in United States.

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