Peter Gonzales Falcon as Fellini, Age 18

Fiona Florence as Dolores - Young Prostitute

Pia De Doses as Princess Domitilla

Marne Maitland as Underground Guide

Renato Giovannoli as Cardinal Ottaviani

Elisa Mainardi as Pharmacist's wife / Cinema spectator

Norma Giacchero as Reporter Interviewing Fellini

Stefano Mayore as Fellini as a Child

Galliano Sbarra as Music Hall Compere

Anna Magnani as Anna Magnani

Ginette Marcelle Bron as

Gore Vidal as Gore Vidal (uncredited)

Feodor Chaliapin Jr. as Actor Playing Julius Cesar (uncredited)

Dennis Christopher as The Hippie (uncredited)

Franco Citti as Man at Restaurant (uncredited)

Federico Fellini as Self (uncredited)

Eleonora Giorgi as Motorbike Rider (uncredited)

Alberto Sordi as Self - Interviewé (uncredited)

Alvaro Vitali as Alvaro - Tap Dancer at Jovinelli Theatre (uncredited)

Cassandra Peterson as (uncredited)

Britta Barnes as

Raout Paule as

Paola Natale as

Mario Del Vago as Widowers' Member at Teatrino

Alfredo Adami as Widowers' Member at Teatrino

Alessandro Quasimodo as Princess Domitilla's Guest (uncredited)

Luca Prodan as Flute Hippie (uncredited)

Marcello Mastroianni as Marcello Mastroianni (uncredited)

Catharina Dahlin as (uncredited)

Orlando Pallamari as Angry Cinema Spectator (uncredited)

Mara Carisi as Normal Brothel Prostitute (uncredited)

Lidia Zanussi as Maîtresse (uncredited)

Osvaldo Peccioli as Luxury Brothel Client (uncredited)

Francesco Di Giacomo as

Domenico Demitri as Officer at Brothel (uncredited)

René Fiorentini as (uncredited)