Fabio Traversa

as Leo Mariani

Benedetta Buccellato

as Roberta Balsamo

Enrico Maria Salerno

as Renzo Mariani

Luciano De Crescenzo

as Papà di Roberta

Gabriele Ferzetti

as Ingegnere

Luciano Salce

as Il professore

Renzo Arbore

Massimo Lopez

as Marcello

Mario Marenco

Armando Brancia