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Vlassov is a Soviet spy who defects in France. He is whisked to the U.S, where Allan Davies takes over the case. After polygraph tests and cross-examinations, Vlassov names several Western European agents who are also spying for the Soviets. Davies wants to take the listed agents into custody; meanwhile, those on the list start dying under mysterious circumstances.

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  1. Henri Verneuil

    Director, Screenplay

  2. Gilles Perrault


  3. Pierre Nord


Top Billed Cast

  1. Yul Brynner

    Yul Brynner

    Col. Alexi Vlassov

  2. Henry Fonda

    Henry Fonda

    Alan Davies

  3. Dirk Bogarde

    Dirk Bogarde

    Philip Boyle

  4. Virna Lisi

    Virna Lisi

    Mrs. Annabel Lee

  5. Robert Alda

    Robert Alda

    Polygraph interrogator

  6. Farley Granger

    Farley Granger

    directeur de programme informatique

Full Cast & Crew

Movie Data


Original Title Le Serpent

Status Released

Original Language French

Runtime 1h 53m

Budget -

Revenue -

Homepage -

Release Information

  • November 1, 1973



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