Ksenia Solo
Lucy

Maria Bello
Claire

Beth Riesgraf
Sylvia

Mary Lynn Rajskub
Kerri

Isabel Gravitt
Young Lucy

Nancy Cartwright
Cosima

Barbara Bouchet
Hostess

Angela Nordeng
Big O Girl

April Martucci
Receptionist

Enrico Oetiker
Pietro

Paolo Bernardini
Placido / Zampano

Lorenzo Balducci
Angelo

Davide Devenuto
Guido

Andrea Osvárt
Cabiria

Francesco Foti
Gendarme

Bruno Zanin
Beppi

Daniela Delle Cave
Sophia Loren (uncredited)

Ansel Carpenter
School Boy (uncredited)

Morgan Wolk
Teen Claire

Jenna Kramer
Locker Room Girl (uncredited)

Mario Miyakawa
Japanese Interviewer

Kim Evans
Catholic School Girl (uncredited)