Marcello Mastroianni as Guido Anselmi

Anouk Aimée as Luisa Anselmi

Sandra Milo as Carla

Claudia Cardinale as Claudia

Rossella Falk as Rossella

Barbara Steele as Gloria Morin

Madeleine Lebeau as Madeleine, the French Actress

Caterina Boratto as Mysterious Lady

Eddra Gale as La Saraghina

Guido Alberti as Pace, the Producer

Mario Conocchia as Conocchia, the Production Manager

Bruno Agostini as Bruno, the Second Production Secretary

Cesarino Miceli Picardi as Cesarino, the Production Supervisor

Jean Rougeul as Carini, the Film Critic

Mario Pisu as Mario Mezzabotta

Yvonne Casadei as Jacqueline Bonbon

Ian Dallas as Maurice, Maya's Assistant

Mino Doro as Claudia's Agent

Nadia Sanders as Nadine, the Hostess

Georgia Simmons as Guido's Grandmother

Edy Vessel as The Model

Tito Masini as The Cardinal

Annie Gorassini as Producer's Friend

Rossella Como as Luisa's Friend

Mark Herron as Luisa's Suitor

Marisa Colomber as Guido's Aunt

Neil Robinson as The French Actress's Agent

Elisabetta Catalano as Matilde, Luisa's Sister

Eugene Walter as The American Journalist

Hazel Rogers as La negretta

Gilda Dahlberg as American Journalist's Wife

Mario Tarchetti as Claudia's Press Office

Mary Indovino as Maya, the Clairvoyant

Frazier Rippy as The Lay Secretary

Francesco Rigamonti as Luisa's Friend

Giulio Paradisi as A Friend

Marco Gemini as Guido as a Child

Giuditta Rissone as Guido's Mother

Annibale Ninchi as Guido's Father

Dina De Santis as Dina (uncredited)

Eva Gioia as Eva (uncredited)

Maria Tedeschi as School Director (uncredited)

Antonio Acqua as A Man in a Car (uncredited)

Giulio Calì as A Man in the Mud (uncredited)

Franco Caracciolo as Young Priest (uncredited)

Olimpia Cavalli as Olimpia (uncredited)

Sonia Gessner as (uncredited)

Mathilda Calnan as Luisa's Friend (uncredited)

Nadia Balabine as Priest Teacher (uncredited)

John Karlsen as