Knowledge can be a deadly thing.

While vacationing in St. Moritz, a British couple receive a clue to an imminent assassination attempt, only to learn that their daughter has been kidnapped to keep them quiet.

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Main Cast: Leslie Banks, Edna Best, Peter Lorre, Frank Vosper, Hugh Wakefield, Nova Pilbeam, Pierre Fresnay, Cicely Oates, D.A. Clarke-Smith, George Curzon

Director: Alfred Hitchcock

Writers: D.B. Wyndham-Lewis, Charles Bennett

Editor: Hugh Stewart

Cinematographer: Curt Courant

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