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The most valuable item is an immaculate 30ins by 40ins quad poster for Michael Caine's 1971 cult movie Get Carter which is worth £5,000.
Rare and valuable movie posters including early designs for Star Wars and Dracula are tipped to fetch £40,000 at auction.
The group of more than 350 sheets have been brought together from a number of different collectors.
Classic films to feature in the sale include Willy Wonka and the Chocolate Factory, The Bridge on the River Kwai and Steve McQueen's LeMans.
The most valuable item is a quad poster for Michael Caine's 1971 cult movie Get Carter which is worth £5,000.