Paul Meurisse (21 December 1912, Dunkirk – 19 January 1979, Neuilly-sur-Seine) was a French actor who appeared in over 60 films and many stage productions. Meurisse was noted for the elegance of his acting style, and for his versatility. He was equally able to play comedic and serious dramatic roles. His screen appearances ranged from the droll and drily humorous to the menacing and disturbing. His most celebrated role was that of the sadistic and vindictive headmaster in the 1955 film Les Diaboliques. Description above from the Wikipedia article Paul Meurisse, licensed under CC-BY-SA, full list of contributors on Wikipedia.
  Diabolique
  Le Deuxième Souffle
  Crooks in Clover
  Bethsabée
  The Suspects
  Picnic on the Grass
  The Truth
  Army of Shadows
  Forbidden to Love
  The Eye of the Monocle
  Impasse of Two Angels
  Scandal
  The Eleven O'Clock Woman
  The Affair of the Poisons
  The Big Swag
  The Monocle's Sour Laugh
  Le Cri du cormoran, le soir au-dessus des jonques
  When the Pheasants Pass
  Vingt-quatre heures de perm'
  Destitute Mary
  The Uncatchable Mr. Frederic
  Chicken Feed for Little Birds
  Marie-Octobre
  Inspector Sergil
  Fortune carrée
  Colonel Durand
  Sergil et le dictateur
  The Red Angel
  L'assassin connaît la musique
  The Gypsy
  Maria of the End of the World
  Back Streets of Paris
  Me and the Forty Year Old Man
  Serenade to the Executioner
  The Game of Truth
  Code Name: Melville
  Until the Last One
  Sergil Among the Girls
  The Majordomo
  Head Against the Wall
  The Wolf Farm
  The Voracious Ones
  Not Delivered
  Congress of Love
  Les Violents
  Seventh Heaven
  Easy Down There!
  The Inspector Likes a Fight
  Love and the Frenchwoman
  The Contessa's Secret
  The Black Monocle
  Je suis un mouchard
  Be Careful Ladies
  Bells Without Joy
  The Education in Love of Valentin
  Le Dessous des cartes
  Guinguette
  Montmartre on the Seine
  Last Hour, Special Edition
  Agnes of Nothing
  My Wife Is Formidable
  Ne bougez plus !
  Monsieur chasse
  The New Aristrocrats
  Love Marriage
  Michel Audiard et le mystère du triangle des Bermudes
  Le Grand Échiquier
  Samedi soir