Her first name Spela is a traditional diminutive of a given name Elizabeta, a Slovenian form of the Hebrew given name Elisheba, and as such equivalent for Betty (or Bettie, Bette, Betsy, Beth, Bess, Ella, ...) in English.
Blue-eyed Slovenian actress who often appeared in Italian peplum films. She was variously billed as 'Sheyla Rozin', 'Sheila Rossin' or 'Mia Massini'.