Characters played by Fabio Testi
Inspector Gianni Di Salvo
Characters played by Christine Kaufmann
Christina
Characters played by Ivan Desny
Chief Inspector Louis Roccaglio
Characters played by Jack Taylor
Michael Parravicini
Characters played by Bruno Alessandro
Di Salvo's Assistant
Characters played by María Asquerino
Miss Graham
Characters played by Helga Liné
Mrs. Russo
Characters played by Silvia Aguilar
Virginia Nardini
Characters played by Taida Urruzola
Franca
Characters played by Tony Isbert
Professor Max van der Weyden
Characters played by Fausta Avelli
Emily Russo
Characters played by Albertina
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Characters played by Fabián Conde
Mr. Mandel
Characters played by Brigitte Wagner
Virginia
Characters played by Carmen Carro
Professor Nada Ponente
Characters played by Ricardo Merino
Paola's Father
Characters played by José Nodar
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Characters played by Tony Valento
Professor Sattaro
Characters played by Cecilia Roth
Salesgirl
Characters played by José Pagán
Professor Giulio Riva
Characters played by José Gómez Moreno
[no data]
Characters played by Wal Davis
Professor Umberto Conti
Characters played by Carolin Ohrner
Paola Maffei
Characters played by Peter Berling
Bit Part