Giuliano Esperanti as Alberto Valle

Adolfo Celi as Giovanni Nosferatu

Geraldine Hooper as Corinna

Francesca Modigliani as Laura

Rosalba Bongiovanni as Actor in LSD commercial spot

Pio Buscaglione as

Salvadore Cantagalli as

Giulio Flores Perasso as

Mariella Furgiuele as

Luigi Garetto as

Guglielmo Molasso as

Wladimiro Nemo as

Marisa Randisi Salice as

Lorenzo Rapazzini as

Claudio Trionfi as

Giulio Berruti as Priest (uncredited)

Corrado Farina as Scientist in spot commercial (uncredited)

Emanuele Vacchetto as Actor in commercial spot (uncredited)

Amedeo Tommasi as (uncredited)