Rossano Brazzi

Count Frankenstein

Michael Dunn

Genz

Edmund Purdom

Prefect Ewing

Gordon Mitchell

Igor

Loren Ewing

Goliath

Luciano Pigozzi

Hans

Xiro Papas

Kreegin

Salvatore Baccaro

Ook

Simonetta Vitelli

Maria Frankenstein (as Simone Blondell)