Alain Delon
Daniele Dominici
Sonia Petrovna
Vanina Abati
Giancarlo Giannini
Giorgio Mosca aka 'Spider'
Renato Salvatori
Marcello
Alida Valli
Marcella Abati - Vanina's mother
Adalberto Maria Merli
Gerardo Favani
Salvo Randone
professeur Porra
Lea Massari
Monica
Fabrizio Moroni
Fabrizio Romani
Sandro Moretti
Leo Montanari
Patrizia Adiutori
Valeria
Nicoletta Rizzi
Elvira
Carla Mancini
Female Student
Pino Ammendola
Ragazzo in discoteca (uncredited)
