Yves Beneyton. Yves Beneyton was 39 in Letters to an Unknown Lover as 'Gervais'.
Cherie Lunghi. Cherie Lunghi was 34 in Letters to an Unknown Lover as 'Helene'.
Andréa Ferréol. Andréa Ferréol was 39 in Letters to an Unknown Lover as 'Julia'.
Ralph Bates. Ralph Bates was 46 in Letters to an Unknown Lover as 'Bernard'.
Mathilda May. Mathilda May was 21 in Letters to an Unknown Lover as 'Agnès'.
Peter Duffell. Peter Duffell was 63 in Letters to an Unknown Lover as 'Director'Ian Warren. Ian Warren was >> in Letters to an Unknown Lover as 'Producer'Teddy Darvas. Teddy Darvas was 60 in Letters to an Unknown Lover as 'Editor'
Raymond Alessandrini. Raymond Alessandrini was 38 in Letters to an Unknown Lover as 'Music'Claude Robin. Claude Robin was >> in Letters to an Unknown Lover as 'Cinematography'
Thomas Narcejac. Thomas Narcejac was 77 in Letters to an Unknown Lover as 'Novel'
Pierre Boileau. Pierre Boileau was 80 in Letters to an Unknown Lover as 'Novel'