Udo Kier. Udo Kier was 36 in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Dr. Henry Jekyll'.
Marina Pierro. Marina Pierro was 24 in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Miss Fanny Osbourne'.
Gérard Zalcberg. Gérard Zalcberg was >> in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Mr. Hyde'.
Patrick Magee. Patrick Magee was 59 in The Strange Case of Dr. Jekyll and Miss Osbourne as 'General'.
Howard Vernon. Howard Vernon was 72 in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Dr. Lanyon'.
Clément Harari. Clément Harari was 62 in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Reverend Donald Regan'.
Jean Mylonas. Jean Mylonas was >> in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Mr. Utterson'.Eugene Braun Munk. Eugene Braun Munk was >> in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Mr. Enfield'.Louis Colla. Louis Colla was >> in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Mr. Maw'.Catherine Coste. Catherine Coste was >> in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Mrs. Enfield'.
Rita Maiden. Rita Maiden was 53 in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Lady Osbourne, Fanny's mother'.Michèle Maze. Michèle Maze was >> in The Strange Case of Dr. Jekyll and Miss Osbourne 
Agnès Daems. Agnès Daems was >> in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Charlotte Carew, the General's daughter'.Magali Noaro. Magali Noaro was >> in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Victoria Enfield, the young dancer'.Dominique Andersen. Dominique Andersen was >> in The Strange Case of Dr. Jekyll and Miss Osbourne 
Isabelle Cagnat. Isabelle Cagnat was >> in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Little girl'.
Gisèle Préville. Gisèle Préville was 62 in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Dr. Jekyll's mother'.
Walerian Borowczyk. Walerian Borowczyk was 57 in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Director, Production Design, Screenplay'Noël Véry. Noël Véry was >> in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Director of Photography'Ralph Baum. Ralph Baum was 72 in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Producer'Robert Kuperberg. Robert Kuperberg was 37 in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Producer'Jean-Pierre Labrande. Jean-Pierre Labrande was >> in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Producer'Khadicha Bariha. Khadicha Bariha was >> in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Editor'
Bernard Parmegiani. Bernard Parmegiani was 53 in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Original Music Composer'
Robert Louis Stevenson. Robert Louis Stevenson would have been no older than 44 in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Novel'Jean-Pierre Platel. Jean-Pierre Platel was >> in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Camera Operator'Christine Fornelli. Christine Fornelli was >> in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Makeup Artist'Gérard Barra. Gérard Barra was >> in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Sound Recordist'Piet Bolscher. Piet Bolscher was >> in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Costume Design'Martine Alleton. Martine Alleton was >> in The Strange Case of Dr. Jekyll and Miss Osbourne as 'Production Manager'