I maniaci

Walter Chiari

as The Sicilian Hitchhiker (segment "L'autostop") / Car Driver (segment "Il sorpasso") / Pasquale Taddei (segment "La protesta") / Client of Night-clubs (segment "Lo strip")

Enrico Maria Salerno

as Castelli, the Successful Novelist (segment "la parolaccia")

Barbara Steele

as Barbara (segment "l'hobby") / Brugnoli's Wife (segment "la cambiale")

Raimondo Vianello

as Mr. Brugnoli (segment "la cambiale") / Giulio Errani, il commendatore mad about football (segment "Lo sport") / Paolo (segment "I consigli") / His Excellency Micozzi (segment "Le interviste")

Gaia Germani

as Carla (segment "l'hobby")

Umberto D'Orsi

as Ilario Baietti (segment "La parolaccia") / Friar Egisto (segment "Il pezzo unico") / The Milanese Businessman (segment "L'autostop")

Sandra Mondaini

as Paolo's Wife (segment "i consigli")

Franco Fabrizi

as L'impiegato insolente

Aroldo Tieri

as Mr. Bonfanti (segment "La cambiale") / Mario (segment "La protesta")

Ingrid Schoeller

as Mrs. Bonfanti (segment "La cambiale")

Lisa Gastoni

as Gulio's wife (segment "lo sport")

Margaret Lee

as Rosalie (segment "Il week-end")

Franco Franchi

as Thief #1 (segment 'Il week-end)

Ciccio Ingrassia

as Thief #2 (segment 'Il week-end)

Franca Valeri

as The Wife (segment "il pezzo antico")

Vittorio Caprioli

as The Husband (segment "il pezzo antico")

Isarco Ravaioli

as Eros (segment 'Il week-end')

Alicia Brandet

as Rosetta (segment "Il week-end")

Corrado Olmi

as The Husband (segment "Il week-end")

Gora de Paris

as Herself (segment "Lo strip")

Corinne

as Herself (segment "Lo strip")

Peri Han

as Herself (segment "Lo strip")

Ignazio Leone

as Migliardi (segment "Lo sport")

Loris Bazzocchi

as The Car Mechanic (segment "lo sport")

Salvo Libassi

as Office Clerk (segment "lo sport")

Ugo Fangareggi

as Antonio (segment "Il week-end")

Edy Biagetti

as Biagetti, an Uninspired Novelist (segment "la parolaccia")

Silla Bettini

as Undertaker (segment 'L'elaborazione)

Rada Rassimov

as Rosetta, the French Teacher (segment "Il week-end")

Mary Arden

as Party Guest (segment "L'hobby") (uncredited)

Antonio Acqua

as Literary Critic #1 (segment "la parolaccia") (uncredited)

Gigi Ballista

as Count at the Party (segment "l'hobby") (uncredited)

John Bartha

as Literary Critic (Segment "la parolaccia") (uncredited)

Gustavo D'Arpe

as Literary Critic #2 (segment "la parolaccia") (uncredited)

Nico Fidenco

as Singer at the Party (segment "L'hobby") (uncredited)

Piero Pastore

as Himself (segment "Il sport") (uncredited)