Suzy Kendall

Jane

Tina Aumont

Daniela Anselmi

Luc Merenda

Roberto

John Richardson

Prof. Franz

Roberto Bisacco

Stefano Vanzi

Ernesto Colli

Gianni Tomasso, the Scarf Vendor

Angela Covello

Katia

Carla Brait

Ursula

Conchita Airoldi

Carol Peterson

Patrizia Adiutori

Florence Heineken

Luciano Bartoli

Motorcycle Guy #1

Gianni Greco

Motorcycle Guy #2

Luciano De Ambrosis

Inspector Martino

Enrico DiMarco

Village Idiot

Giorgio Dolfin

Slim Boy in Village

Carlo Alighiero

Uncle Nino

Vincenzo Crocitti

Delivery Man

Luca Bonicalzi

Truck Driver

Fausto Di Bella

John, Flo's Boyfriend

Giuseppe Terranova

Car Repairman

Rosaria della Femmina

Prostitute

Ermelinda De Felice

Woman in Car with Roberto

Dolores Calò

Woman with Green Dress at University Exit (uncredited)

Renato Cestiè

Gianni Tomasso (child) (uncredited)

Vera Drudi

Stefano's Landlady (uncredited)

Giuseppe Marrocco

Policeman at Crime Scene (uncredited)

Barbara Marzano

Hippie Dancer (uncredited)

Osvaldo Natale

Policeman at Crime Scene (uncredited)

Alberto Sorrentino

Witness at Crime Scene (uncredited)