Conviene far bene l'amore

Gigi Proietti as Prof. Enrico Coppola Agostina Belli as Francesca De Renzi Gino Pernice as assistente Armando Bandini as antiquario Oreste Lionello as automobilista Loredana Martínez as la moglie di Daniele Aldo Reggiani Pietro Tordi Eleonora Giorgi as Piera Christian De Sica as Daniele Vanturoli Quinto Parmeggiani as De Renzi Monica Strebel as Angela Salvatore Puntillo as professor De Marchis Adriana Asti as Irene Nobili Franco Agostini as dott. Spina, assistente di Coppola Mario Pisu as Ministro John Karlsen as capo delle spie Tom Felleghy Mario Scaccia as Mons. Alberoni Franco Angrisano as proprietario Enzo Maggio as professor Gabrielli Mario Maranzana as il generale Enzo Robutti as Matteis

Pasquale Festa Campanile Novel, Screenplay, Director Fred Bongusto Original Music Composer Neri Parenti First Assistant Director Giuseppe Lanci Camera Operator Franco Di Giacomo Director of Photography