Barbara Steele
Cleo Hauff
Walter Brandi
Albert Kovac
Mirella Maravidi
Corinne Hauff
Alfredo Rizzo
Dr. Nemek
Riccardo Garrone
Joseph Morgan
Luciano Pigozzi
Kurt - the Gardener
Ennio Balbo
Oscar Stinnel
Renato Lupi
Archivist of the town hall
Tilde Dall'Aglio
Louise - the Maid
Ignazio Dolce
Policeman
Lucio Zarini
Piero Sartori
Armando Guarnieri
Ivert / Ivatch
Pietro Martellanza
Morgan - Assistant (uncredited)
Antonio Pierfederici
Inspector (uncredited)
Umberto Raho
Dr. Hauff (uncredited)