Hitchcock muse Tippi Hedren on the director's dark side

He was the master of suspense - and she was one of his greatest muses.

But for Tippi Hedren, her relationship with Alfred Hitchcock during the filming of Marnie and The Birds was a somewhat horrifying experience in itself.

As the British Film Institute holds a major retrospective of the director's work, Tippi Hedren talks to Marzieh Mashkoori about her memories of the man.