Philippe Leroy. Philippe Leroy was 38 in How, When, and with Whom as 'Marco'.
Horst Buchholz. Horst Buchholz was 35 in How, When, and with Whom as 'Alberto'.
Danièle Gaubert. Danièle Gaubert was 25 in How, When, and with Whom as 'Paola'.
Elsa Albani. Elsa Albani was 48 in How, When, and with Whom as 'Marco's Mother'.
Liana Orfei. Liana Orfei was 32 in How, When, and with Whom as 'Seamstress'.
Colette Descombes. Colette Descombes was >> in How, When, and with Whom as 'Ingrid'.
Adalberto Rossetti. Adalberto Rossetti was >> in How, When, and with Whom 
Antonio Pietrangeli. Antonio Pietrangeli would have been no older than 49 in How, When, and with Whom as 'Director, Screenplay'
Valerio Zurlini. Valerio Zurlini was 43 in How, When, and with Whom as 'Co-Director'Mario Montuori. Mario Montuori was 49 in How, When, and with Whom as 'Director of Photography'
Tullio Pinelli. Tullio Pinelli was 61 in How, When, and with Whom as 'Screenplay'Gianni Hecht Lucari. Gianni Hecht Lucari was 46 in How, When, and with Whom as 'Producer'Fausto Saraceni. Fausto Saraceni was 48 in How, When, and with Whom as 'Executive Producer'
Franco Fraticelli. Franco Fraticelli was 40 in How, When, and with Whom as 'Editor'
Armando Trovajoli. Armando Trovajoli was 51 in How, When, and with Whom as 'Original Music Composer'Renato Jaboni. Renato Jaboni was >> in How, When, and with Whom as 'Production Manager'Maurizio Chiari. Maurizio Chiari was >> in How, When, and with Whom as 'Production Design, Costume Design'Margherita Ferroni. Margherita Ferroni was >> in How, When, and with Whom as 'Assistant Costume Designer'Martin Maurice. Martin Maurice was >> in How, When, and with Whom as 'Novel'
Lilli Lembo
Claudio Trionfi
Barbara Magnolfi