Peter Lee Lawrence as Andrea Valverde

Silvia Dionisio as Carla Serra Trabia

Orso Maria Guerrini as Guido Rambaldi di Lampedusa

Karin Schubert as Yvonne Rigaud

Carlo Gaddi as Manuel Barrero

Luciano Pigozzi as Berto

Gérard Landry as Henry de Bligny

Luciano Rossi as Andrea's Friend

Riccardo Garrone as On. Lampedusa

Sandra Wolff as Lisa

Fausta Avelli as Lidia

Enrico Marciani as Superintendent Valery