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Bradley Cooper says his new film role 'scared' him

21 November 2012 Last updated at 06:04 GMT

Bradley Cooper says his role in new film Silver Linings Playbook originally "scared" him.

Directed by The Fighter's David O. Russell, the dramatic comedy also stars The Hunger Games' Jennifer Lawrence as Cooper's love interest.

In the film, Cooper plays a man recovering from a breakdown.

The actor was speaking to Newsbeat reporter Sinead Garvan.

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Silver Linings Playbook is released in the UK on 21 November.