Alfred Hitchcock (1948) - Photograph of Alfred Hitchcock and Ingrid Bergman in London, taken in October 1948.Frenzy (1972) - film frame - Film frame from ''Frenzy'' (1972) showing Hitchcock's cameo as a man in a bowler hat in the crowd.Frenzy (1972) - photograph - Photograph of Alfred Hitchcock (or rather, a dummy of Hitchcock) floating down the River Thames, used for the ''Frenzy'' trailer.Alfred Hitchcock (1948) - Photograph of Alfred Hitchcock and Ingrid Bergman in London, taken in October 1948.Frenzy (1972) - on location - Photograph taken during location filming for ''Frenzy''. Director Alfred Hitchcock is on the right.Frenzy (1972) - on location - Photograph taken during location filming for ''Frenzy'' (1971), with the River Thames and Big Ben in the background.Frenzy (1972) - photograph - Photograph of Alfred Hitchcock (or rather, a dummy of Hitchcock) floating down the River Thames, used for the ''Frenzy'' trailer.Alfred Hitchcock (1948) - Photograph of Alfred Hitchcock and Ingrid Bergman in London, taken in October 1948.Frenzy (1972) - film frame - Film frame from ''Frenzy'' (1972).Frenzy (1972) - publicity still - Publicity still for ''Frenzy'' (1972) of a dummy of Alfred Hitchcock floating in the River Thames, taken in August 1971.Frenzy (1972) - on location - Photograph taken during location filming for ''Frenzy''.Frenzy (1972) - photograph - Photograph of Alfred Hitchcock (or rather, a dummy of Hitchcock) floating down the River Thames, used for the ''Frenzy'' trailer.Alfred Hitchcock (1948) - Photograph of Alfred Hitchcock and Ingrid Bergman in London, taken in October 1948.Frenzy (1972) - on location - Photograph taken during location filming for ''Frenzy''. Director Alfred Hitchcock is on the right.